Home / 57,589.38-86,343.12-22,020.72

Finding the Fourth Proportional to 57,589.38, 86,343.12 and 22,020.72

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Solution

The fourth proportional to 57,589.38, 86,343.12 and 22,020.72 is: 33,015.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,589.38 : 86,343.12 = 22,020.72 : x
  2. Step 2: Convert to fraction form
    57,589.38/86,343.12 = 22,020.72/x
  3. Step 3: Cross multiply
    57,589.38x = 86,343.12 × 22,020.72
  4. Step 4: Simplify right side
    57,589.38x = 1,901,337,669.45
  5. Step 5: Solve for x
    x = 1,901,337,669.45/57,589.38
  6. Step 6: Final answer
    x = 33,015.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.