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Finding the Fourth Proportional to 44,821.86, 67,217.04 and 13,223.52

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Solution

The fourth proportional to 44,821.86, 67,217.04 and 13,223.52 is: 19,830.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,821.86 : 67,217.04 = 13,223.52 : x
  2. Step 2: Convert to fraction form
    44,821.86/67,217.04 = 13,223.52/x
  3. Step 3: Cross multiply
    44,821.86x = 67,217.04 × 13,223.52
  4. Step 4: Simplify right side
    44,821.86x = 888,845,872.78
  5. Step 5: Solve for x
    x = 888,845,872.78/44,821.86
  6. Step 6: Final answer
    x = 19,830.63

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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.