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Finding the Fourth Proportional to 44,760.84, 67,142.76 and 13,596

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Solution

The fourth proportional to 44,760.84, 67,142.76 and 13,596 is: 20,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,760.84 : 67,142.76 = 13,596 : x
  2. Step 2: Convert to fraction form
    44,760.84/67,142.76 = 13,596/x
  3. Step 3: Cross multiply
    44,760.84x = 67,142.76 × 13,596
  4. Step 4: Simplify right side
    44,760.84x = 912,872,964.96
  5. Step 5: Solve for x
    x = 912,872,964.96/44,760.84
  6. Step 6: Final answer
    x = 20,394.46

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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.