Home / 17,731.20-24,448.32-10,655.04

Finding the Fourth Proportional to 17,731.20, 24,448.32 and 10,655.04

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Solution

The fourth proportional to 17,731.20, 24,448.32 and 10,655.04 is: 14,691.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,731.20 : 24,448.32 = 10,655.04 : x
  2. Step 2: Convert to fraction form
    17,731.20/24,448.32 = 10,655.04/x
  3. Step 3: Cross multiply
    17,731.20x = 24,448.32 × 10,655.04
  4. Step 4: Simplify right side
    17,731.20x = 260,497,827.53
  5. Step 5: Solve for x
    x = 260,497,827.53/17,731.20
  6. Step 6: Final answer
    x = 14,691.49

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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.