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Finding the Fourth Proportional to 44,640.87, 66,801.43 and 38,657.67

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Solution

The fourth proportional to 44,640.87, 66,801.43 and 38,657.67 is: 57,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,640.87 : 66,801.43 = 38,657.67 : x
  2. Step 2: Convert to fraction form
    44,640.87/66,801.43 = 38,657.67/x
  3. Step 3: Cross multiply
    44,640.87x = 66,801.43 × 38,657.67
  4. Step 4: Simplify right side
    44,640.87x = 2,582,387,592.59
  5. Step 5: Solve for x
    x = 2,582,387,592.59/44,640.87
  6. Step 6: Final answer
    x = 57,848.05

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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.