Home / 36,581.72-54,872.60-31,073.58

Finding the Fourth Proportional to 36,581.72, 54,872.60 and 31,073.58

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Solution

The fourth proportional to 36,581.72, 54,872.60 and 31,073.58 is: 46,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,581.72 : 54,872.60 = 31,073.58 : x
  2. Step 2: Convert to fraction form
    36,581.72/54,872.60 = 31,073.58/x
  3. Step 3: Cross multiply
    36,581.72x = 54,872.60 × 31,073.58
  4. Step 4: Simplify right side
    36,581.72x = 1,705,087,970.54
  5. Step 5: Solve for x
    x = 1,705,087,970.54/36,581.72
  6. Step 6: Final answer
    x = 46,610.39

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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.