Home / 41,153.20-61,711.44-13,065.28

Finding the Fourth Proportional to 41,153.20, 61,711.44 and 13,065.28

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Solution

The fourth proportional to 41,153.20, 61,711.44 and 13,065.28 is: 19,592.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,153.20 : 61,711.44 = 13,065.28 : x
  2. Step 2: Convert to fraction form
    41,153.20/61,711.44 = 13,065.28/x
  3. Step 3: Cross multiply
    41,153.20x = 61,711.44 × 13,065.28
  4. Step 4: Simplify right side
    41,153.20x = 806,277,242.80
  5. Step 5: Solve for x
    x = 806,277,242.80/41,153.20
  6. Step 6: Final answer
    x = 19,592.09

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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.