Home / 56,520.28-84,781.18-17,077.72

Finding the Fourth Proportional to 56,520.28, 84,781.18 and 17,077.72

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Solution

The fourth proportional to 56,520.28, 84,781.18 and 17,077.72 is: 25,616.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,520.28 : 84,781.18 = 17,077.72 : x
  2. Step 2: Convert to fraction form
    56,520.28/84,781.18 = 17,077.72/x
  3. Step 3: Cross multiply
    56,520.28x = 84,781.18 × 17,077.72
  4. Step 4: Simplify right side
    56,520.28x = 1,447,869,253.31
  5. Step 5: Solve for x
    x = 1,447,869,253.31/56,520.28
  6. Step 6: Final answer
    x = 25,616.81

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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.