Home / 17,168.32-25,708.92-14,387.68

Finding the Fourth Proportional to 17,168.32, 25,708.92 and 14,387.68

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Solution

The fourth proportional to 17,168.32, 25,708.92 and 14,387.68 is: 21,545.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.32 : 25,708.92 = 14,387.68 : x
  2. Step 2: Convert to fraction form
    17,168.32/25,708.92 = 14,387.68/x
  3. Step 3: Cross multiply
    17,168.32x = 25,708.92 × 14,387.68
  4. Step 4: Simplify right side
    17,168.32x = 369,891,714.11
  5. Step 5: Solve for x
    x = 369,891,714.11/17,168.32
  6. Step 6: Final answer
    x = 21,545.02

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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.