Home / 41,937.64-62,945.34-21,175.72

Finding the Fourth Proportional to 41,937.64, 62,945.34 and 21,175.72

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Solution

The fourth proportional to 41,937.64, 62,945.34 and 21,175.72 is: 31,783.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,937.64 : 62,945.34 = 21,175.72 : x
  2. Step 2: Convert to fraction form
    41,937.64/62,945.34 = 21,175.72/x
  3. Step 3: Cross multiply
    41,937.64x = 62,945.34 × 21,175.72
  4. Step 4: Simplify right side
    41,937.64x = 1,332,912,895.14
  5. Step 5: Solve for x
    x = 1,332,912,895.14/41,937.64
  6. Step 6: Final answer
    x = 31,783.21

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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.