Home / 55,382.18-76,425.06-32,728.52

Finding the Fourth Proportional to 55,382.18, 76,425.06 and 32,728.52

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Solution

The fourth proportional to 55,382.18, 76,425.06 and 32,728.52 is: 45,163.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,382.18 : 76,425.06 = 32,728.52 : x
  2. Step 2: Convert to fraction form
    55,382.18/76,425.06 = 32,728.52/x
  3. Step 3: Cross multiply
    55,382.18x = 76,425.06 × 32,728.52
  4. Step 4: Simplify right side
    55,382.18x = 2,501,279,104.71
  5. Step 5: Solve for x
    x = 2,501,279,104.71/55,382.18
  6. Step 6: Final answer
    x = 45,163.97

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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.