Home / 15,077.28-22,610.52-5,214

Finding the Fourth Proportional to 15,077.28, 22,610.52 and 5,214

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Solution

The fourth proportional to 15,077.28, 22,610.52 and 5,214 is: 7,819.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,077.28 : 22,610.52 = 5,214 : x
  2. Step 2: Convert to fraction form
    15,077.28/22,610.52 = 5,214/x
  3. Step 3: Cross multiply
    15,077.28x = 22,610.52 × 5,214
  4. Step 4: Simplify right side
    15,077.28x = 117,891,251.28
  5. Step 5: Solve for x
    x = 117,891,251.28/15,077.28
  6. Step 6: Final answer
    x = 7,819.13

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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.