Home / 41,048.46-61,553.56-21,321.72

Finding the Fourth Proportional to 41,048.46, 61,553.56 and 21,321.72

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Solution

The fourth proportional to 41,048.46, 61,553.56 and 21,321.72 is: 31,972.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,048.46 : 61,553.56 = 21,321.72 : x
  2. Step 2: Convert to fraction form
    41,048.46/61,553.56 = 21,321.72/x
  3. Step 3: Cross multiply
    41,048.46x = 61,553.56 × 21,321.72
  4. Step 4: Simplify right side
    41,048.46x = 1,312,427,771.32
  5. Step 5: Solve for x
    x = 1,312,427,771.32/41,048.46
  6. Step 6: Final answer
    x = 31,972.64

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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.