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Finding the Fourth Proportional to 17,080.80, 25,470.48 and 16,471.68

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Solution

The fourth proportional to 17,080.80, 25,470.48 and 16,471.68 is: 24,562.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,080.80 : 25,470.48 = 16,471.68 : x
  2. Step 2: Convert to fraction form
    17,080.80/25,470.48 = 16,471.68/x
  3. Step 3: Cross multiply
    17,080.80x = 25,470.48 × 16,471.68
  4. Step 4: Simplify right side
    17,080.80x = 419,541,596.01
  5. Step 5: Solve for x
    x = 419,541,596.01/17,080.80
  6. Step 6: Final answer
    x = 24,562.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.