Home / 23,768.40-32,800.19-13,157.76

Finding the Fourth Proportional to 23,768.40, 32,800.19 and 13,157.76

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Solution

The fourth proportional to 23,768.40, 32,800.19 and 13,157.76 is: 18,157.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,768.40 : 32,800.19 = 13,157.76 : x
  2. Step 2: Convert to fraction form
    23,768.40/32,800.19 = 13,157.76/x
  3. Step 3: Cross multiply
    23,768.40x = 32,800.19 × 13,157.76
  4. Step 4: Simplify right side
    23,768.40x = 431,576,962.19
  5. Step 5: Solve for x
    x = 431,576,962.19/23,768.40
  6. Step 6: Final answer
    x = 18,157.59

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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.