Home / 41,678.76-62,518.16-18,305.40

Finding the Fourth Proportional to 41,678.76, 62,518.16 and 18,305.40

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Solution

The fourth proportional to 41,678.76, 62,518.16 and 18,305.40 is: 27,458.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,678.76 : 62,518.16 = 18,305.40 : x
  2. Step 2: Convert to fraction form
    41,678.76/62,518.16 = 18,305.40/x
  3. Step 3: Cross multiply
    41,678.76x = 62,518.16 × 18,305.40
  4. Step 4: Simplify right side
    41,678.76x = 1,144,419,926.06
  5. Step 5: Solve for x
    x = 1,144,419,926.06/41,678.76
  6. Step 6: Final answer
    x = 27,458.11

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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.