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Finding the Fourth Proportional to 29,386, 44,079.24 and 10,918

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Solution

The fourth proportional to 29,386, 44,079.24 and 10,918 is: 16,377.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386 : 44,079.24 = 10,918 : x
  2. Step 2: Convert to fraction form
    29,386/44,079.24 = 10,918/x
  3. Step 3: Cross multiply
    29,386x = 44,079.24 × 10,918
  4. Step 4: Simplify right side
    29,386x = 481,257,142.32
  5. Step 5: Solve for x
    x = 481,257,142.32/29,386
  6. Step 6: Final answer
    x = 16,377.09

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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.