Home / 48,846.13-73,278.71-20,765.86

Finding the Fourth Proportional to 48,846.13, 73,278.71 and 20,765.86

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Solution

The fourth proportional to 48,846.13, 73,278.71 and 20,765.86 is: 31,152.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,846.13 : 73,278.71 = 20,765.86 : x
  2. Step 2: Convert to fraction form
    48,846.13/73,278.71 = 20,765.86/x
  3. Step 3: Cross multiply
    48,846.13x = 73,278.71 × 20,765.86
  4. Step 4: Simplify right side
    48,846.13x = 1,521,694,962.62
  5. Step 5: Solve for x
    x = 1,521,694,962.62/48,846.13
  6. Step 6: Final answer
    x = 31,152.83

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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.