Home / 26,311.20-36,310.08-14,375.65

Finding the Fourth Proportional to 26,311.20, 36,310.08 and 14,375.65

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Solution

The fourth proportional to 26,311.20, 36,310.08 and 14,375.65 is: 19,838.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,311.20 : 36,310.08 = 14,375.65 : x
  2. Step 2: Convert to fraction form
    26,311.20/36,310.08 = 14,375.65/x
  3. Step 3: Cross multiply
    26,311.20x = 36,310.08 × 14,375.65
  4. Step 4: Simplify right side
    26,311.20x = 521,981,001.55
  5. Step 5: Solve for x
    x = 521,981,001.55/26,311.20
  6. Step 6: Final answer
    x = 19,838.74

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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.