Home / 56,753.92-84,996.01-28,585.36

Finding the Fourth Proportional to 56,753.92, 84,996.01 and 28,585.36

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Solution

The fourth proportional to 56,753.92, 84,996.01 and 28,585.36 is: 42,810.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,753.92 : 84,996.01 = 28,585.36 : x
  2. Step 2: Convert to fraction form
    56,753.92/84,996.01 = 28,585.36/x
  3. Step 3: Cross multiply
    56,753.92x = 84,996.01 × 28,585.36
  4. Step 4: Simplify right side
    56,753.92x = 2,429,641,260.46
  5. Step 5: Solve for x
    x = 2,429,641,260.46/56,753.92
  6. Step 6: Final answer
    x = 42,810.11

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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.