Home / 13,545.94-20,321.45-6,150.92

Finding the Fourth Proportional to 13,545.94, 20,321.45 and 6,150.92

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Solution

The fourth proportional to 13,545.94, 20,321.45 and 6,150.92 is: 9,227.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,545.94 : 20,321.45 = 6,150.92 : x
  2. Step 2: Convert to fraction form
    13,545.94/20,321.45 = 6,150.92/x
  3. Step 3: Cross multiply
    13,545.94x = 20,321.45 × 6,150.92
  4. Step 4: Simplify right side
    13,545.94x = 124,995,613.23
  5. Step 5: Solve for x
    x = 124,995,613.23/13,545.94
  6. Step 6: Final answer
    x = 9,227.53

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1.5x scale

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.