Home / 13,499.13-20,251.94-4,265.13

Finding the Fourth Proportional to 13,499.13, 20,251.94 and 4,265.13

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Solution

The fourth proportional to 13,499.13, 20,251.94 and 4,265.13 is: 6,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,499.13 : 20,251.94 = 4,265.13 : x
  2. Step 2: Convert to fraction form
    13,499.13/20,251.94 = 4,265.13/x
  3. Step 3: Cross multiply
    13,499.13x = 20,251.94 × 4,265.13
  4. Step 4: Simplify right side
    13,499.13x = 86,377,156.85
  5. Step 5: Solve for x
    x = 86,377,156.85/13,499.13
  6. Step 6: Final answer
    x = 6,398.72

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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.