Home / 44,754.18-67,131.28-21,309.54

Finding the Fourth Proportional to 44,754.18, 67,131.28 and 21,309.54

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Solution

The fourth proportional to 44,754.18, 67,131.28 and 21,309.54 is: 31,964.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,754.18 : 67,131.28 = 21,309.54 : x
  2. Step 2: Convert to fraction form
    44,754.18/67,131.28 = 21,309.54/x
  3. Step 3: Cross multiply
    44,754.18x = 67,131.28 × 21,309.54
  4. Step 4: Simplify right side
    44,754.18x = 1,430,536,589.86
  5. Step 5: Solve for x
    x = 1,430,536,589.86/44,754.18
  6. Step 6: Final answer
    x = 31,964.31

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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.