Home / 41,890.28-62,844.70-13,819.02

Finding the Fourth Proportional to 41,890.28, 62,844.70 and 13,819.02

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Solution

The fourth proportional to 41,890.28, 62,844.70 and 13,819.02 is: 20,731.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,890.28 : 62,844.70 = 13,819.02 : x
  2. Step 2: Convert to fraction form
    41,890.28/62,844.70 = 13,819.02/x
  3. Step 3: Cross multiply
    41,890.28x = 62,844.70 × 13,819.02
  4. Step 4: Simplify right side
    41,890.28x = 868,452,166.19
  5. Step 5: Solve for x
    x = 868,452,166.19/41,890.28
  6. Step 6: Final answer
    x = 20,731.59

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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.