Home / 41,288.40-61,932.84-10,123.68

Finding the Fourth Proportional to 41,288.40, 61,932.84 and 10,123.68

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Solution

The fourth proportional to 41,288.40, 61,932.84 and 10,123.68 is: 15,185.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,288.40 : 61,932.84 = 10,123.68 : x
  2. Step 2: Convert to fraction form
    41,288.40/61,932.84 = 10,123.68/x
  3. Step 3: Cross multiply
    41,288.40x = 61,932.84 × 10,123.68
  4. Step 4: Simplify right side
    41,288.40x = 626,988,253.65
  5. Step 5: Solve for x
    x = 626,988,253.65/41,288.40
  6. Step 6: Final answer
    x = 15,185.58

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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.