Home / 56,463.52-84,728.08-25,298.78

Finding the Fourth Proportional to 56,463.52, 84,728.08 and 25,298.78

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Solution

The fourth proportional to 56,463.52, 84,728.08 and 25,298.78 is: 37,962.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,463.52 : 84,728.08 = 25,298.78 : x
  2. Step 2: Convert to fraction form
    56,463.52/84,728.08 = 25,298.78/x
  3. Step 3: Cross multiply
    56,463.52x = 84,728.08 × 25,298.78
  4. Step 4: Simplify right side
    56,463.52x = 2,143,517,055.74
  5. Step 5: Solve for x
    x = 2,143,517,055.74/56,463.52
  6. Step 6: Final answer
    x = 37,962.87

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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.