Home / 15,180.39-22,772.11-4,650.29

Finding the Fourth Proportional to 15,180.39, 22,772.11 and 4,650.29

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Solution

The fourth proportional to 15,180.39, 22,772.11 and 4,650.29 is: 6,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.39 : 22,772.11 = 4,650.29 : x
  2. Step 2: Convert to fraction form
    15,180.39/22,772.11 = 4,650.29/x
  3. Step 3: Cross multiply
    15,180.39x = 22,772.11 × 4,650.29
  4. Step 4: Simplify right side
    15,180.39x = 105,896,978.16
  5. Step 5: Solve for x
    x = 105,896,978.16/15,180.39
  6. Step 6: Final answer
    x = 6,975.90

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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.