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Finding the Fourth Proportional to 50,717.43, 69,966.47 and 32,818.22

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Solution

The fourth proportional to 50,717.43, 69,966.47 and 32,818.22 is: 45,273.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,717.43 : 69,966.47 = 32,818.22 : x
  2. Step 2: Convert to fraction form
    50,717.43/69,966.47 = 32,818.22/x
  3. Step 3: Cross multiply
    50,717.43x = 69,966.47 × 32,818.22
  4. Step 4: Simplify right side
    50,717.43x = 2,296,175,005.08
  5. Step 5: Solve for x
    x = 2,296,175,005.08/50,717.43
  6. Step 6: Final answer
    x = 45,273.88

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1.5x scale

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.