Home / 41,689.42-57,581.90-30,340.92

Finding the Fourth Proportional to 41,689.42, 57,581.90 and 30,340.92

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Solution

The fourth proportional to 41,689.42, 57,581.90 and 30,340.92 is: 41,907.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,689.42 : 57,581.90 = 30,340.92 : x
  2. Step 2: Convert to fraction form
    41,689.42/57,581.90 = 30,340.92/x
  3. Step 3: Cross multiply
    41,689.42x = 57,581.90 × 30,340.92
  4. Step 4: Simplify right side
    41,689.42x = 1,747,087,821.35
  5. Step 5: Solve for x
    x = 1,747,087,821.35/41,689.42
  6. Step 6: Final answer
    x = 41,907.22

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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.