Home / 41,320.12-57,020.16-22,456.84

Finding the Fourth Proportional to 41,320.12, 57,020.16 and 22,456.84

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Solution

The fourth proportional to 41,320.12, 57,020.16 and 22,456.84 is: 30,989.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,320.12 : 57,020.16 = 22,456.84 : x
  2. Step 2: Convert to fraction form
    41,320.12/57,020.16 = 22,456.84/x
  3. Step 3: Cross multiply
    41,320.12x = 57,020.16 × 22,456.84
  4. Step 4: Simplify right side
    41,320.12x = 1,280,492,609.89
  5. Step 5: Solve for x
    x = 1,280,492,609.89/41,320.12
  6. Step 6: Final answer
    x = 30,989.57

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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.