Home / 40,859.89-61,288.17-11,276.97

Finding the Fourth Proportional to 40,859.89, 61,288.17 and 11,276.97

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Solution

The fourth proportional to 40,859.89, 61,288.17 and 11,276.97 is: 16,915.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859.89 : 61,288.17 = 11,276.97 : x
  2. Step 2: Convert to fraction form
    40,859.89/61,288.17 = 11,276.97/x
  3. Step 3: Cross multiply
    40,859.89x = 61,288.17 × 11,276.97
  4. Step 4: Simplify right side
    40,859.89x = 691,144,854.44
  5. Step 5: Solve for x
    x = 691,144,854.44/40,859.89
  6. Step 6: Final answer
    x = 16,915.00

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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.