Home / 36,519.32-54,787.19-11,560.86

Finding the Fourth Proportional to 36,519.32, 54,787.19 and 11,560.86

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Solution

The fourth proportional to 36,519.32, 54,787.19 and 11,560.86 is: 17,343.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.32 : 54,787.19 = 11,560.86 : x
  2. Step 2: Convert to fraction form
    36,519.32/54,787.19 = 11,560.86/x
  3. Step 3: Cross multiply
    36,519.32x = 54,787.19 × 11,560.86
  4. Step 4: Simplify right side
    36,519.32x = 633,386,975.58
  5. Step 5: Solve for x
    x = 633,386,975.58/36,519.32
  6. Step 6: Final answer
    x = 17,343.89

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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.