Home / 40,046.08-60,072.32-12,344

Finding the Fourth Proportional to 40,046.08, 60,072.32 and 12,344

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Solution

The fourth proportional to 40,046.08, 60,072.32 and 12,344 is: 18,516.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,046.08 : 60,072.32 = 12,344 : x
  2. Step 2: Convert to fraction form
    40,046.08/60,072.32 = 12,344/x
  3. Step 3: Cross multiply
    40,046.08x = 60,072.32 × 12,344
  4. Step 4: Simplify right side
    40,046.08x = 741,532,718.08
  5. Step 5: Solve for x
    x = 741,532,718.08/40,046.08
  6. Step 6: Final answer
    x = 18,516.99

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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.