Home / 44,754.43-67,131.65-21,309.79

Finding the Fourth Proportional to 44,754.43, 67,131.65 and 21,309.79

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Solution

The fourth proportional to 44,754.43, 67,131.65 and 21,309.79 is: 31,964.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,754.43 : 67,131.65 = 21,309.79 : x
  2. Step 2: Convert to fraction form
    44,754.43/67,131.65 = 21,309.79/x
  3. Step 3: Cross multiply
    44,754.43x = 67,131.65 × 21,309.79
  4. Step 4: Simplify right side
    44,754.43x = 1,430,561,363.85
  5. Step 5: Solve for x
    x = 1,430,561,363.85/44,754.43
  6. Step 6: Final answer
    x = 31,964.69

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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.