Home / 41,126.82-61,715.75-18,943.35

Finding the Fourth Proportional to 41,126.82, 61,715.75 and 18,943.35

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Solution

The fourth proportional to 41,126.82, 61,715.75 and 18,943.35 is: 28,426.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,126.82 : 61,715.75 = 18,943.35 : x
  2. Step 2: Convert to fraction form
    41,126.82/61,715.75 = 18,943.35/x
  3. Step 3: Cross multiply
    41,126.82x = 61,715.75 × 18,943.35
  4. Step 4: Simplify right side
    41,126.82x = 1,169,102,958.05
  5. Step 5: Solve for x
    x = 1,169,102,958.05/41,126.82
  6. Step 6: Final answer
    x = 28,426.78

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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.