Home / 41,146.80-61,720.20-27,927.60

Finding the Fourth Proportional to 41,146.80, 61,720.20 and 27,927.60

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Solution

The fourth proportional to 41,146.80, 61,720.20 and 27,927.60 is: 41,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,146.80 : 61,720.20 = 27,927.60 : x
  2. Step 2: Convert to fraction form
    41,146.80/61,720.20 = 27,927.60/x
  3. Step 3: Cross multiply
    41,146.80x = 61,720.20 × 27,927.60
  4. Step 4: Simplify right side
    41,146.80x = 1,723,697,057.52
  5. Step 5: Solve for x
    x = 1,723,697,057.52/41,146.80
  6. Step 6: Final answer
    x = 41,891.40

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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.