Home / 35,115.85-52,627.29-18,441.80

Finding the Fourth Proportional to 35,115.85, 52,627.29 and 18,441.80

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Solution

The fourth proportional to 35,115.85, 52,627.29 and 18,441.80 is: 27,638.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,115.85 : 52,627.29 = 18,441.80 : x
  2. Step 2: Convert to fraction form
    35,115.85/52,627.29 = 18,441.80/x
  3. Step 3: Cross multiply
    35,115.85x = 52,627.29 × 18,441.80
  4. Step 4: Simplify right side
    35,115.85x = 970,541,956.72
  5. Step 5: Solve for x
    x = 970,541,956.72/35,115.85
  6. Step 6: Final answer
    x = 27,638.29

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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.