Home / 15,272.28-22,908.84-4,179.12

Finding the Fourth Proportional to 15,272.28, 22,908.84 and 4,179.12

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Solution

The fourth proportional to 15,272.28, 22,908.84 and 4,179.12 is: 6,268.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.28 : 22,908.84 = 4,179.12 : x
  2. Step 2: Convert to fraction form
    15,272.28/22,908.84 = 4,179.12/x
  3. Step 3: Cross multiply
    15,272.28x = 22,908.84 × 4,179.12
  4. Step 4: Simplify right side
    15,272.28x = 95,738,791.42
  5. Step 5: Solve for x
    x = 95,738,791.42/15,272.28
  6. Step 6: Final answer
    x = 6,268.79

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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.