Home / 15,933.38-23,900.20-5,545.13

Finding the Fourth Proportional to 15,933.38, 23,900.20 and 5,545.13

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Solution

The fourth proportional to 15,933.38, 23,900.20 and 5,545.13 is: 8,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.38 : 23,900.20 = 5,545.13 : x
  2. Step 2: Convert to fraction form
    15,933.38/23,900.20 = 5,545.13/x
  3. Step 3: Cross multiply
    15,933.38x = 23,900.20 × 5,545.13
  4. Step 4: Simplify right side
    15,933.38x = 132,529,582.66
  5. Step 5: Solve for x
    x = 132,529,582.66/15,933.38
  6. Step 6: Final answer
    x = 8,317.73

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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.