Home / 40,286.33-60,429.51-15,320.61

Finding the Fourth Proportional to 40,286.33, 60,429.51 and 15,320.61

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Solution

The fourth proportional to 40,286.33, 60,429.51 and 15,320.61 is: 22,980.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,286.33 : 60,429.51 = 15,320.61 : x
  2. Step 2: Convert to fraction form
    40,286.33/60,429.51 = 15,320.61/x
  3. Step 3: Cross multiply
    40,286.33x = 60,429.51 × 15,320.61
  4. Step 4: Simplify right side
    40,286.33x = 925,816,955.20
  5. Step 5: Solve for x
    x = 925,816,955.20/40,286.33
  6. Step 6: Final answer
    x = 22,980.92

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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.