Home / 23,923.40-33,014.13-13,168.91

Finding the Fourth Proportional to 23,923.40, 33,014.13 and 13,168.91

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Solution

The fourth proportional to 23,923.40, 33,014.13 and 13,168.91 is: 18,173.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,923.40 : 33,014.13 = 13,168.91 : x
  2. Step 2: Convert to fraction form
    23,923.40/33,014.13 = 13,168.91/x
  3. Step 3: Cross multiply
    23,923.40x = 33,014.13 × 13,168.91
  4. Step 4: Simplify right side
    23,923.40x = 434,760,106.70
  5. Step 5: Solve for x
    x = 434,760,106.70/23,923.40
  6. Step 6: Final answer
    x = 18,173.01

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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.