Home / 60,279.08-90,408.30-15,906.30

Finding the Fourth Proportional to 60,279.08, 90,408.30 and 15,906.30

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Solution

The fourth proportional to 60,279.08, 90,408.30 and 15,906.30 is: 23,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,279.08 : 90,408.30 = 15,906.30 : x
  2. Step 2: Convert to fraction form
    60,279.08/90,408.30 = 15,906.30/x
  3. Step 3: Cross multiply
    60,279.08x = 90,408.30 × 15,906.30
  4. Step 4: Simplify right side
    60,279.08x = 1,438,061,542.29
  5. Step 5: Solve for x
    x = 1,438,061,542.29/60,279.08
  6. Step 6: Final answer
    x = 23,856.73

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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.