Home / 15,310.25-22,970.85-7,524.53

Finding the Fourth Proportional to 15,310.25, 22,970.85 and 7,524.53

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Solution

The fourth proportional to 15,310.25, 22,970.85 and 7,524.53 is: 11,289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,310.25 : 22,970.85 = 7,524.53 : x
  2. Step 2: Convert to fraction form
    15,310.25/22,970.85 = 7,524.53/x
  3. Step 3: Cross multiply
    15,310.25x = 22,970.85 × 7,524.53
  4. Step 4: Simplify right side
    15,310.25x = 172,844,812.33
  5. Step 5: Solve for x
    x = 172,844,812.33/15,310.25
  6. Step 6: Final answer
    x = 11,289.48

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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.