Home / 23,698.40-32,703.60-13,088.76

Finding the Fourth Proportional to 23,698.40, 32,703.60 and 13,088.76

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Solution

The fourth proportional to 23,698.40, 32,703.60 and 13,088.76 is: 18,062.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,698.40 : 32,703.60 = 13,088.76 : x
  2. Step 2: Convert to fraction form
    23,698.40/32,703.60 = 13,088.76/x
  3. Step 3: Cross multiply
    23,698.40x = 32,703.60 × 13,088.76
  4. Step 4: Simplify right side
    23,698.40x = 428,049,571.54
  5. Step 5: Solve for x
    x = 428,049,571.54/23,698.40
  6. Step 6: Final answer
    x = 18,062.38

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Find fourth proportional to 11,849.20, 16,351.80 and 6,544.38
Half scale
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Double scale
Find fourth proportional to 23,699.40, 32,704.98 and 13,089.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.