Home / 15,180.06-22,755.18-7,280.34

Finding the Fourth Proportional to 15,180.06, 22,755.18 and 7,280.34

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Solution

The fourth proportional to 15,180.06, 22,755.18 and 7,280.34 is: 10,913.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.06 : 22,755.18 = 7,280.34 : x
  2. Step 2: Convert to fraction form
    15,180.06/22,755.18 = 7,280.34/x
  3. Step 3: Cross multiply
    15,180.06x = 22,755.18 × 7,280.34
  4. Step 4: Simplify right side
    15,180.06x = 165,665,447.16
  5. Step 5: Solve for x
    x = 165,665,447.16/15,180.06
  6. Step 6: Final answer
    x = 10,913.36

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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.