Home / 41,921.65-62,869.13-13,836.49

Finding the Fourth Proportional to 41,921.65, 62,869.13 and 13,836.49

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Solution

The fourth proportional to 41,921.65, 62,869.13 and 13,836.49 is: 20,750.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921.65 : 62,869.13 = 13,836.49 : x
  2. Step 2: Convert to fraction form
    41,921.65/62,869.13 = 13,836.49/x
  3. Step 3: Cross multiply
    41,921.65x = 62,869.13 × 13,836.49
  4. Step 4: Simplify right side
    41,921.65x = 869,887,914.09
  5. Step 5: Solve for x
    x = 869,887,914.09/41,921.65
  6. Step 6: Final answer
    x = 20,750.33

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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.