Home / 41,140.76-61,713.55-11,560.90

Finding the Fourth Proportional to 41,140.76, 61,713.55 and 11,560.90

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Solution

The fourth proportional to 41,140.76, 61,713.55 and 11,560.90 is: 17,342.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,140.76 : 61,713.55 = 11,560.90 : x
  2. Step 2: Convert to fraction form
    41,140.76/61,713.55 = 11,560.90/x
  3. Step 3: Cross multiply
    41,140.76x = 61,713.55 × 11,560.90
  4. Step 4: Simplify right side
    41,140.76x = 713,464,264.61
  5. Step 5: Solve for x
    x = 713,464,264.61/41,140.76
  6. Step 6: Final answer
    x = 17,342.03

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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.