Home / 57,401.22-86,105.49-15,280.62

Finding the Fourth Proportional to 57,401.22, 86,105.49 and 15,280.62

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Solution

The fourth proportional to 57,401.22, 86,105.49 and 15,280.62 is: 22,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,401.22 : 86,105.49 = 15,280.62 : x
  2. Step 2: Convert to fraction form
    57,401.22/86,105.49 = 15,280.62/x
  3. Step 3: Cross multiply
    57,401.22x = 86,105.49 × 15,280.62
  4. Step 4: Simplify right side
    57,401.22x = 1,315,745,272.60
  5. Step 5: Solve for x
    x = 1,315,745,272.60/57,401.22
  6. Step 6: Final answer
    x = 22,921.90

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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.