Home / 41,839.12-57,738-22,977.40

Finding the Fourth Proportional to 41,839.12, 57,738 and 22,977.40

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Solution

The fourth proportional to 41,839.12, 57,738 and 22,977.40 is: 31,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,839.12 : 57,738 = 22,977.40 : x
  2. Step 2: Convert to fraction form
    41,839.12/57,738 = 22,977.40/x
  3. Step 3: Cross multiply
    41,839.12x = 57,738 × 22,977.40
  4. Step 4: Simplify right side
    41,839.12x = 1,326,669,121.20
  5. Step 5: Solve for x
    x = 1,326,669,121.20/41,839.12
  6. Step 6: Final answer
    x = 31,708.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.