Home / 44,748.60-67,073.64-18,439

Finding the Fourth Proportional to 44,748.60, 67,073.64 and 18,439

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Solution

The fourth proportional to 44,748.60, 67,073.64 and 18,439 is: 27,638.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,748.60 : 67,073.64 = 18,439 : x
  2. Step 2: Convert to fraction form
    44,748.60/67,073.64 = 18,439/x
  3. Step 3: Cross multiply
    44,748.60x = 67,073.64 × 18,439
  4. Step 4: Simplify right side
    44,748.60x = 1,236,770,847.96
  5. Step 5: Solve for x
    x = 1,236,770,847.96/44,748.60
  6. Step 6: Final answer
    x = 27,638.20

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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.