Home / 15,278.97-22,911.21-5,923.35

Finding the Fourth Proportional to 15,278.97, 22,911.21 and 5,923.35

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Solution

The fourth proportional to 15,278.97, 22,911.21 and 5,923.35 is: 8,882.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,278.97 : 22,911.21 = 5,923.35 : x
  2. Step 2: Convert to fraction form
    15,278.97/22,911.21 = 5,923.35/x
  3. Step 3: Cross multiply
    15,278.97x = 22,911.21 × 5,923.35
  4. Step 4: Simplify right side
    15,278.97x = 135,711,115.75
  5. Step 5: Solve for x
    x = 135,711,115.75/15,278.97
  6. Step 6: Final answer
    x = 8,882.22

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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.