Home / 15,275.13-22,912.68-4,181.91

Finding the Fourth Proportional to 15,275.13, 22,912.68 and 4,181.91

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Solution

The fourth proportional to 15,275.13, 22,912.68 and 4,181.91 is: 6,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,275.13 : 22,912.68 = 4,181.91 : x
  2. Step 2: Convert to fraction form
    15,275.13/22,912.68 = 4,181.91/x
  3. Step 3: Cross multiply
    15,275.13x = 22,912.68 × 4,181.91
  4. Step 4: Simplify right side
    15,275.13x = 95,818,765.62
  5. Step 5: Solve for x
    x = 95,818,765.62/15,275.13
  6. Step 6: Final answer
    x = 6,272.86

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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.