Home / 56,032.38-77,324.46-30,881.88

Finding the Fourth Proportional to 56,032.38, 77,324.46 and 30,881.88

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Solution

The fourth proportional to 56,032.38, 77,324.46 and 30,881.88 is: 42,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,032.38 : 77,324.46 = 30,881.88 : x
  2. Step 2: Convert to fraction form
    56,032.38/77,324.46 = 30,881.88/x
  3. Step 3: Cross multiply
    56,032.38x = 77,324.46 × 30,881.88
  4. Step 4: Simplify right side
    56,032.38x = 2,387,924,694.78
  5. Step 5: Solve for x
    x = 2,387,924,694.78/56,032.38
  6. Step 6: Final answer
    x = 42,616.87

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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.