Home / 15,221.46-22,832.13-5,359.62

Finding the Fourth Proportional to 15,221.46, 22,832.13 and 5,359.62

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Solution

The fourth proportional to 15,221.46, 22,832.13 and 5,359.62 is: 8,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,221.46 : 22,832.13 = 5,359.62 : x
  2. Step 2: Convert to fraction form
    15,221.46/22,832.13 = 5,359.62/x
  3. Step 3: Cross multiply
    15,221.46x = 22,832.13 × 5,359.62
  4. Step 4: Simplify right side
    15,221.46x = 122,371,540.59
  5. Step 5: Solve for x
    x = 122,371,540.59/15,221.46
  6. Step 6: Final answer
    x = 8,039.41

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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.