Home / 27,624.53-38,121.87-15,049.28

Finding the Fourth Proportional to 27,624.53, 38,121.87 and 15,049.28

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Solution

The fourth proportional to 27,624.53, 38,121.87 and 15,049.28 is: 20,768.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,624.53 : 38,121.87 = 15,049.28 : x
  2. Step 2: Convert to fraction form
    27,624.53/38,121.87 = 15,049.28/x
  3. Step 3: Cross multiply
    27,624.53x = 38,121.87 × 15,049.28
  4. Step 4: Simplify right side
    27,624.53x = 573,706,695.75
  5. Step 5: Solve for x
    x = 573,706,695.75/27,624.53
  6. Step 6: Final answer
    x = 20,768.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.