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Finding the Fourth Proportional to 35,076.52, 52,614.74 and 8,781.26

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Solution

The fourth proportional to 35,076.52, 52,614.74 and 8,781.26 is: 13,171.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,076.52 : 52,614.74 = 8,781.26 : x
  2. Step 2: Convert to fraction form
    35,076.52/52,614.74 = 8,781.26/x
  3. Step 3: Cross multiply
    35,076.52x = 52,614.74 × 8,781.26
  4. Step 4: Simplify right side
    35,076.52x = 462,023,741.91
  5. Step 5: Solve for x
    x = 462,023,741.91/35,076.52
  6. Step 6: Final answer
    x = 13,171.88

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1.5x scale

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.