Home / 41,318.12-61,966.11-17,939

Finding the Fourth Proportional to 41,318.12, 61,966.11 and 17,939

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Solution

The fourth proportional to 41,318.12, 61,966.11 and 17,939 is: 26,903.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.12 : 61,966.11 = 17,939 : x
  2. Step 2: Convert to fraction form
    41,318.12/61,966.11 = 17,939/x
  3. Step 3: Cross multiply
    41,318.12x = 61,966.11 × 17,939
  4. Step 4: Simplify right side
    41,318.12x = 1,111,610,047.29
  5. Step 5: Solve for x
    x = 1,111,610,047.29/41,318.12
  6. Step 6: Final answer
    x = 26,903.69

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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.