Home / 15,272.28-22,908.42-4,178.52

Finding the Fourth Proportional to 15,272.28, 22,908.42 and 4,178.52

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Solution

The fourth proportional to 15,272.28, 22,908.42 and 4,178.52 is: 6,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,272.28 : 22,908.42 = 4,178.52 : x
  2. Step 2: Convert to fraction form
    15,272.28/22,908.42 = 4,178.52/x
  3. Step 3: Cross multiply
    15,272.28x = 22,908.42 × 4,178.52
  4. Step 4: Simplify right side
    15,272.28x = 95,723,291.14
  5. Step 5: Solve for x
    x = 95,723,291.14/15,272.28
  6. Step 6: Final answer
    x = 6,267.78

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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.