Home / 44,408.52-66,660.19-19,120.55

Finding the Fourth Proportional to 44,408.52, 66,660.19 and 19,120.55

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Solution

The fourth proportional to 44,408.52, 66,660.19 and 19,120.55 is: 28,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,408.52 : 66,660.19 = 19,120.55 : x
  2. Step 2: Convert to fraction form
    44,408.52/66,660.19 = 19,120.55/x
  3. Step 3: Cross multiply
    44,408.52x = 66,660.19 × 19,120.55
  4. Step 4: Simplify right side
    44,408.52x = 1,274,579,114.80
  5. Step 5: Solve for x
    x = 1,274,579,114.80/44,408.52
  6. Step 6: Final answer
    x = 28,701.23

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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.