Home / 23,759.47-32,785.20-13,691.20

Finding the Fourth Proportional to 23,759.47, 32,785.20 and 13,691.20

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Solution

The fourth proportional to 23,759.47, 32,785.20 and 13,691.20 is: 18,892.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,759.47 : 32,785.20 = 13,691.20 : x
  2. Step 2: Convert to fraction form
    23,759.47/32,785.20 = 13,691.20/x
  3. Step 3: Cross multiply
    23,759.47x = 32,785.20 × 13,691.20
  4. Step 4: Simplify right side
    23,759.47x = 448,868,730.24
  5. Step 5: Solve for x
    x = 448,868,730.24/23,759.47
  6. Step 6: Final answer
    x = 18,892.20

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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.