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Finding the Fourth Proportional to 44,872.94, 67,310.45 and 21,473.66

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Solution

The fourth proportional to 44,872.94, 67,310.45 and 21,473.66 is: 32,210.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,872.94 : 67,310.45 = 21,473.66 : x
  2. Step 2: Convert to fraction form
    44,872.94/67,310.45 = 21,473.66/x
  3. Step 3: Cross multiply
    44,872.94x = 67,310.45 × 21,473.66
  4. Step 4: Simplify right side
    44,872.94x = 1,445,401,717.75
  5. Step 5: Solve for x
    x = 1,445,401,717.75/44,872.94
  6. Step 6: Final answer
    x = 32,210.99

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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.