Home / 40,146.26-60,217.11-12,065.75

Finding the Fourth Proportional to 40,146.26, 60,217.11 and 12,065.75

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Solution

The fourth proportional to 40,146.26, 60,217.11 and 12,065.75 is: 18,097.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.26 : 60,217.11 = 12,065.75 : x
  2. Step 2: Convert to fraction form
    40,146.26/60,217.11 = 12,065.75/x
  3. Step 3: Cross multiply
    40,146.26x = 60,217.11 × 12,065.75
  4. Step 4: Simplify right side
    40,146.26x = 726,564,418.06
  5. Step 5: Solve for x
    x = 726,564,418.06/40,146.26
  6. Step 6: Final answer
    x = 18,097.94

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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.