Home / 41,391.12-57,120.04-22,528.38

Finding the Fourth Proportional to 41,391.12, 57,120.04 and 22,528.38

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Solution

The fourth proportional to 41,391.12, 57,120.04 and 22,528.38 is: 31,089.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,391.12 : 57,120.04 = 22,528.38 : x
  2. Step 2: Convert to fraction form
    41,391.12/57,120.04 = 22,528.38/x
  3. Step 3: Cross multiply
    41,391.12x = 57,120.04 × 22,528.38
  4. Step 4: Simplify right side
    41,391.12x = 1,286,821,966.74
  5. Step 5: Solve for x
    x = 1,286,821,966.74/41,391.12
  6. Step 6: Final answer
    x = 31,089.32

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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.