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Finding the Fourth Proportional to 18,037.59, 24,891.81 and 10,079.81

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Solution

The fourth proportional to 18,037.59, 24,891.81 and 10,079.81 is: 13,910.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.59 : 24,891.81 = 10,079.81 : x
  2. Step 2: Convert to fraction form
    18,037.59/24,891.81 = 10,079.81/x
  3. Step 3: Cross multiply
    18,037.59x = 24,891.81 × 10,079.81
  4. Step 4: Simplify right side
    18,037.59x = 250,904,646.44
  5. Step 5: Solve for x
    x = 250,904,646.44/18,037.59
  6. Step 6: Final answer
    x = 13,910.10

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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.