Home / 16,976.43-25,458.15-9,180.99

Finding the Fourth Proportional to 16,976.43, 25,458.15 and 9,180.99

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Solution

The fourth proportional to 16,976.43, 25,458.15 and 9,180.99 is: 13,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.43 : 25,458.15 = 9,180.99 : x
  2. Step 2: Convert to fraction form
    16,976.43/25,458.15 = 9,180.99/x
  3. Step 3: Cross multiply
    16,976.43x = 25,458.15 × 9,180.99
  4. Step 4: Simplify right side
    16,976.43x = 233,731,020.57
  5. Step 5: Solve for x
    x = 233,731,020.57/16,976.43
  6. Step 6: Final answer
    x = 13,767.97

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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.