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Finding the Fourth Proportional to 47,531.76, 65,593.03 and 26,310.57

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Solution

The fourth proportional to 47,531.76, 65,593.03 and 26,310.57 is: 36,308.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,531.76 : 65,593.03 = 26,310.57 : x
  2. Step 2: Convert to fraction form
    47,531.76/65,593.03 = 26,310.57/x
  3. Step 3: Cross multiply
    47,531.76x = 65,593.03 × 26,310.57
  4. Step 4: Simplify right side
    47,531.76x = 1,725,790,007.33
  5. Step 5: Solve for x
    x = 1,725,790,007.33/47,531.76
  6. Step 6: Final answer
    x = 36,308.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.