Home / 37,042.56-55,560.24-20,397.12

Finding the Fourth Proportional to 37,042.56, 55,560.24 and 20,397.12

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Solution

The fourth proportional to 37,042.56, 55,560.24 and 20,397.12 is: 30,593.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,042.56 : 55,560.24 = 20,397.12 : x
  2. Step 2: Convert to fraction form
    37,042.56/55,560.24 = 20,397.12/x
  3. Step 3: Cross multiply
    37,042.56x = 55,560.24 × 20,397.12
  4. Step 4: Simplify right side
    37,042.56x = 1,133,268,882.51
  5. Step 5: Solve for x
    x = 1,133,268,882.51/37,042.56
  6. Step 6: Final answer
    x = 30,593.70

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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.