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Finding the Fourth Proportional to 29,726.28, 44,590.99 and 7,539.85

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Solution

The fourth proportional to 29,726.28, 44,590.99 and 7,539.85 is: 11,310.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,726.28 : 44,590.99 = 7,539.85 : x
  2. Step 2: Convert to fraction form
    29,726.28/44,590.99 = 7,539.85/x
  3. Step 3: Cross multiply
    29,726.28x = 44,590.99 × 7,539.85
  4. Step 4: Simplify right side
    29,726.28x = 336,209,375.95
  5. Step 5: Solve for x
    x = 336,209,375.95/29,726.28
  6. Step 6: Final answer
    x = 11,310.17

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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.