Home / 40,605.92-60,911.16-15,305.12

Finding the Fourth Proportional to 40,605.92, 60,911.16 and 15,305.12

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Solution

The fourth proportional to 40,605.92, 60,911.16 and 15,305.12 is: 22,958.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,605.92 : 60,911.16 = 15,305.12 : x
  2. Step 2: Convert to fraction form
    40,605.92/60,911.16 = 15,305.12/x
  3. Step 3: Cross multiply
    40,605.92x = 60,911.16 × 15,305.12
  4. Step 4: Simplify right side
    40,605.92x = 932,252,613.14
  5. Step 5: Solve for x
    x = 932,252,613.14/40,605.92
  6. Step 6: Final answer
    x = 22,958.54

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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.