Home / 15,545.94-23,318.68-3,859.16

Finding the Fourth Proportional to 15,545.94, 23,318.68 and 3,859.16

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Solution

The fourth proportional to 15,545.94, 23,318.68 and 3,859.16 is: 5,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,545.94 : 23,318.68 = 3,859.16 : x
  2. Step 2: Convert to fraction form
    15,545.94/23,318.68 = 3,859.16/x
  3. Step 3: Cross multiply
    15,545.94x = 23,318.68 × 3,859.16
  4. Step 4: Simplify right side
    15,545.94x = 89,990,517.11
  5. Step 5: Solve for x
    x = 89,990,517.11/15,545.94
  6. Step 6: Final answer
    x = 5,788.68

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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.