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Finding the Fourth Proportional to 29,891.36, 44,841.90 and 10,167.86

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Solution

The fourth proportional to 29,891.36, 44,841.90 and 10,167.86 is: 15,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,891.36 : 44,841.90 = 10,167.86 : x
  2. Step 2: Convert to fraction form
    29,891.36/44,841.90 = 10,167.86/x
  3. Step 3: Cross multiply
    29,891.36x = 44,841.90 × 10,167.86
  4. Step 4: Simplify right side
    29,891.36x = 455,945,937.12
  5. Step 5: Solve for x
    x = 455,945,937.12/29,891.36
  6. Step 6: Final answer
    x = 15,253.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.