Home / 41,112.56-61,669.15-9,947.81

Finding the Fourth Proportional to 41,112.56, 61,669.15 and 9,947.81

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Solution

The fourth proportional to 41,112.56, 61,669.15 and 9,947.81 is: 14,921.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,112.56 : 61,669.15 = 9,947.81 : x
  2. Step 2: Convert to fraction form
    41,112.56/61,669.15 = 9,947.81/x
  3. Step 3: Cross multiply
    41,112.56x = 61,669.15 × 9,947.81
  4. Step 4: Simplify right side
    41,112.56x = 613,473,116.36
  5. Step 5: Solve for x
    x = 613,473,116.36/41,112.56
  6. Step 6: Final answer
    x = 14,921.79

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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.