Home / 41,073.67-61,616.55-12,987.37

Finding the Fourth Proportional to 41,073.67, 61,616.55 and 12,987.37

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Solution

The fourth proportional to 41,073.67, 61,616.55 and 12,987.37 is: 19,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,073.67 : 61,616.55 = 12,987.37 : x
  2. Step 2: Convert to fraction form
    41,073.67/61,616.55 = 12,987.37/x
  3. Step 3: Cross multiply
    41,073.67x = 61,616.55 × 12,987.37
  4. Step 4: Simplify right side
    41,073.67x = 800,236,932.97
  5. Step 5: Solve for x
    x = 800,236,932.97/41,073.67
  6. Step 6: Final answer
    x = 19,482.97

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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.