Home / 41,738.12-57,674.99-30,387.92

Finding the Fourth Proportional to 41,738.12, 57,674.99 and 30,387.92

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Solution

The fourth proportional to 41,738.12, 57,674.99 and 30,387.92 is: 41,990.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,738.12 : 57,674.99 = 30,387.92 : x
  2. Step 2: Convert to fraction form
    41,738.12/57,674.99 = 30,387.92/x
  3. Step 3: Cross multiply
    41,738.12x = 57,674.99 × 30,387.92
  4. Step 4: Simplify right side
    41,738.12x = 1,752,622,598.78
  5. Step 5: Solve for x
    x = 1,752,622,598.78/41,738.12
  6. Step 6: Final answer
    x = 41,990.93

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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.