Home / 15,077.85-22,609.44-4,545.90

Finding the Fourth Proportional to 15,077.85, 22,609.44 and 4,545.90

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Solution

The fourth proportional to 15,077.85, 22,609.44 and 4,545.90 is: 6,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.85 : 22,609.44 = 4,545.90 : x
  2. Step 2: Convert to fraction form
    15,077.85/22,609.44 = 4,545.90/x
  3. Step 3: Cross multiply
    15,077.85x = 22,609.44 × 4,545.90
  4. Step 4: Simplify right side
    15,077.85x = 102,780,339.17
  5. Step 5: Solve for x
    x = 102,780,339.17/15,077.85
  6. Step 6: Final answer
    x = 6,816.65

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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.