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Finding the Fourth Proportional to 29,802.71, 44,640.07 and 28,057.97

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Solution

The fourth proportional to 29,802.71, 44,640.07 and 28,057.97 is: 42,026.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,802.71 : 44,640.07 = 28,057.97 : x
  2. Step 2: Convert to fraction form
    29,802.71/44,640.07 = 28,057.97/x
  3. Step 3: Cross multiply
    29,802.71x = 44,640.07 × 28,057.97
  4. Step 4: Simplify right side
    29,802.71x = 1,252,509,744.86
  5. Step 5: Solve for x
    x = 1,252,509,744.86/29,802.71
  6. Step 6: Final answer
    x = 42,026.71

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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.