Home / 17,535.40-26,279.10-11,276.20

Finding the Fourth Proportional to 17,535.40, 26,279.10 and 11,276.20

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Solution

The fourth proportional to 17,535.40, 26,279.10 and 11,276.20 is: 16,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,535.40 : 26,279.10 = 11,276.20 : x
  2. Step 2: Convert to fraction form
    17,535.40/26,279.10 = 11,276.20/x
  3. Step 3: Cross multiply
    17,535.40x = 26,279.10 × 11,276.20
  4. Step 4: Simplify right side
    17,535.40x = 296,328,387.42
  5. Step 5: Solve for x
    x = 296,328,387.42/17,535.40
  6. Step 6: Final answer
    x = 16,898.87

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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.