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Finding the Fourth Proportional to 44,676, 67,008.60 and 14,688.72

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Solution

The fourth proportional to 44,676, 67,008.60 and 14,688.72 is: 22,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,676 : 67,008.60 = 14,688.72 : x
  2. Step 2: Convert to fraction form
    44,676/67,008.60 = 14,688.72/x
  3. Step 3: Cross multiply
    44,676x = 67,008.60 × 14,688.72
  4. Step 4: Simplify right side
    44,676x = 984,270,562.99
  5. Step 5: Solve for x
    x = 984,270,562.99/44,676
  6. Step 6: Final answer
    x = 22,031.30

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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.