Home / 44,489.20-66,701.40-18,180.40

Finding the Fourth Proportional to 44,489.20, 66,701.40 and 18,180.40

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Solution

The fourth proportional to 44,489.20, 66,701.40 and 18,180.40 is: 27,257.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,489.20 : 66,701.40 = 18,180.40 : x
  2. Step 2: Convert to fraction form
    44,489.20/66,701.40 = 18,180.40/x
  3. Step 3: Cross multiply
    44,489.20x = 66,701.40 × 18,180.40
  4. Step 4: Simplify right side
    44,489.20x = 1,212,658,132.56
  5. Step 5: Solve for x
    x = 1,212,658,132.56/44,489.20
  6. Step 6: Final answer
    x = 27,257.36

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1.5x scale

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.