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Finding the Fourth Proportional to 29,445.69, 44,182.71 and 14,655.90

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Solution

The fourth proportional to 29,445.69, 44,182.71 and 14,655.90 is: 21,990.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,445.69 : 44,182.71 = 14,655.90 : x
  2. Step 2: Convert to fraction form
    29,445.69/44,182.71 = 14,655.90/x
  3. Step 3: Cross multiply
    29,445.69x = 44,182.71 × 14,655.90
  4. Step 4: Simplify right side
    29,445.69x = 647,537,306.21
  5. Step 5: Solve for x
    x = 647,537,306.21/29,445.69
  6. Step 6: Final answer
    x = 21,990.90

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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.