Home / 37,022.70-55,542.15-18,311.70

Finding the Fourth Proportional to 37,022.70, 55,542.15 and 18,311.70

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Solution

The fourth proportional to 37,022.70, 55,542.15 and 18,311.70 is: 27,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,022.70 : 55,542.15 = 18,311.70 : x
  2. Step 2: Convert to fraction form
    37,022.70/55,542.15 = 18,311.70/x
  3. Step 3: Cross multiply
    37,022.70x = 55,542.15 × 18,311.70
  4. Step 4: Simplify right side
    37,022.70x = 1,017,071,188.16
  5. Step 5: Solve for x
    x = 1,017,071,188.16/37,022.70
  6. Step 6: Final answer
    x = 27,471.56

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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.