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Finding the Fourth Proportional to 29,363.64, 44,045.29 and 7,177.11

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Solution

The fourth proportional to 29,363.64, 44,045.29 and 7,177.11 is: 10,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,363.64 : 44,045.29 = 7,177.11 : x
  2. Step 2: Convert to fraction form
    29,363.64/44,045.29 = 7,177.11/x
  3. Step 3: Cross multiply
    29,363.64x = 44,045.29 × 7,177.11
  4. Step 4: Simplify right side
    29,363.64x = 316,117,891.31
  5. Step 5: Solve for x
    x = 316,117,891.31/29,363.64
  6. Step 6: Final answer
    x = 10,765.62

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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.