Home / 15,262.44-21,061.17-8,546.53

Finding the Fourth Proportional to 15,262.44, 21,061.17 and 8,546.53

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Solution

The fourth proportional to 15,262.44, 21,061.17 and 8,546.53 is: 11,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,262.44 : 21,061.17 = 8,546.53 : x
  2. Step 2: Convert to fraction form
    15,262.44/21,061.17 = 8,546.53/x
  3. Step 3: Cross multiply
    15,262.44x = 21,061.17 × 8,546.53
  4. Step 4: Simplify right side
    15,262.44x = 179,999,921.24
  5. Step 5: Solve for x
    x = 179,999,921.24/15,262.44
  6. Step 6: Final answer
    x = 11,793.65

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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.