Home / 36,411.86-54,639.02-15,350.61

Finding the Fourth Proportional to 36,411.86, 54,639.02 and 15,350.61

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Solution

The fourth proportional to 36,411.86, 54,639.02 and 15,350.61 is: 23,034.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,411.86 : 54,639.02 = 15,350.61 : x
  2. Step 2: Convert to fraction form
    36,411.86/54,639.02 = 15,350.61/x
  3. Step 3: Cross multiply
    36,411.86x = 54,639.02 × 15,350.61
  4. Step 4: Simplify right side
    36,411.86x = 838,742,286.80
  5. Step 5: Solve for x
    x = 838,742,286.80/36,411.86
  6. Step 6: Final answer
    x = 23,034.87

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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.