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Finding the Fourth Proportional to 17,976.92, 26,959.92 and 5,966.68

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Solution

The fourth proportional to 17,976.92, 26,959.92 and 5,966.68 is: 8,948.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,976.92 : 26,959.92 = 5,966.68 : x
  2. Step 2: Convert to fraction form
    17,976.92/26,959.92 = 5,966.68/x
  3. Step 3: Cross multiply
    17,976.92x = 26,959.92 × 5,966.68
  4. Step 4: Simplify right side
    17,976.92x = 160,861,215.47
  5. Step 5: Solve for x
    x = 160,861,215.47/17,976.92
  6. Step 6: Final answer
    x = 8,948.21

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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.