Home / 36,545.20-54,826.80-10,249.60

Finding the Fourth Proportional to 36,545.20, 54,826.80 and 10,249.60

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Solution

The fourth proportional to 36,545.20, 54,826.80 and 10,249.60 is: 15,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,545.20 : 54,826.80 = 10,249.60 : x
  2. Step 2: Convert to fraction form
    36,545.20/54,826.80 = 10,249.60/x
  3. Step 3: Cross multiply
    36,545.20x = 54,826.80 × 10,249.60
  4. Step 4: Simplify right side
    36,545.20x = 561,952,769.28
  5. Step 5: Solve for x
    x = 561,952,769.28/36,545.20
  6. Step 6: Final answer
    x = 15,376.92

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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.