Home / 17,517.60-26,276.40-16,192.80

Finding the Fourth Proportional to 17,517.60, 26,276.40 and 16,192.80

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Solution

The fourth proportional to 17,517.60, 26,276.40 and 16,192.80 is: 24,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.60 : 26,276.40 = 16,192.80 : x
  2. Step 2: Convert to fraction form
    17,517.60/26,276.40 = 16,192.80/x
  3. Step 3: Cross multiply
    17,517.60x = 26,276.40 × 16,192.80
  4. Step 4: Simplify right side
    17,517.60x = 425,488,489.92
  5. Step 5: Solve for x
    x = 425,488,489.92/17,517.60
  6. Step 6: Final answer
    x = 24,289.20

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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.