Home / 36,422.90-54,627.60-10,122.20

Finding the Fourth Proportional to 36,422.90, 54,627.60 and 10,122.20

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Solution

The fourth proportional to 36,422.90, 54,627.60 and 10,122.20 is: 15,181.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.90 : 54,627.60 = 10,122.20 : x
  2. Step 2: Convert to fraction form
    36,422.90/54,627.60 = 10,122.20/x
  3. Step 3: Cross multiply
    36,422.90x = 54,627.60 × 10,122.20
  4. Step 4: Simplify right side
    36,422.90x = 552,951,492.72
  5. Step 5: Solve for x
    x = 552,951,492.72/36,422.90
  6. Step 6: Final answer
    x = 15,181.42

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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.