Home / 20,367.26-28,093.86-14,691.59

Finding the Fourth Proportional to 20,367.26, 28,093.86 and 14,691.59

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Solution

The fourth proportional to 20,367.26, 28,093.86 and 14,691.59 is: 20,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,367.26 : 28,093.86 = 14,691.59 : x
  2. Step 2: Convert to fraction form
    20,367.26/28,093.86 = 14,691.59/x
  3. Step 3: Cross multiply
    20,367.26x = 28,093.86 × 14,691.59
  4. Step 4: Simplify right side
    20,367.26x = 412,743,332.17
  5. Step 5: Solve for x
    x = 412,743,332.17/20,367.26
  6. Step 6: Final answer
    x = 20,265.04

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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.