Home / 25,617.92-38,352.15-15,727.22

Finding the Fourth Proportional to 25,617.92, 38,352.15 and 15,727.22

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Solution

The fourth proportional to 25,617.92, 38,352.15 and 15,727.22 is: 23,544.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,617.92 : 38,352.15 = 15,727.22 : x
  2. Step 2: Convert to fraction form
    25,617.92/38,352.15 = 15,727.22/x
  3. Step 3: Cross multiply
    25,617.92x = 38,352.15 × 15,727.22
  4. Step 4: Simplify right side
    25,617.92x = 603,172,508.76
  5. Step 5: Solve for x
    x = 603,172,508.76/25,617.92
  6. Step 6: Final answer
    x = 23,544.95

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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.