Home / 17,718.80-24,451.92-9,761.04

Finding the Fourth Proportional to 17,718.80, 24,451.92 and 9,761.04

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Solution

The fourth proportional to 17,718.80, 24,451.92 and 9,761.04 is: 13,470.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.80 : 24,451.92 = 9,761.04 : x
  2. Step 2: Convert to fraction form
    17,718.80/24,451.92 = 9,761.04/x
  3. Step 3: Cross multiply
    17,718.80x = 24,451.92 × 9,761.04
  4. Step 4: Simplify right side
    17,718.80x = 238,676,169.20
  5. Step 5: Solve for x
    x = 238,676,169.20/17,718.80
  6. Step 6: Final answer
    x = 13,470.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.