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Finding the Fourth Proportional to 15,049.67, 22,569.03 and 6,728.13

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Solution

The fourth proportional to 15,049.67, 22,569.03 and 6,728.13 is: 10,089.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.67 : 22,569.03 = 6,728.13 : x
  2. Step 2: Convert to fraction form
    15,049.67/22,569.03 = 6,728.13/x
  3. Step 3: Cross multiply
    15,049.67x = 22,569.03 × 6,728.13
  4. Step 4: Simplify right side
    15,049.67x = 151,847,367.81
  5. Step 5: Solve for x
    x = 151,847,367.81/15,049.67
  6. Step 6: Final answer
    x = 10,089.75

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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.