Home / 37,660.62-51,972.22-20,666.56

Finding the Fourth Proportional to 37,660.62, 51,972.22 and 20,666.56

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Solution

The fourth proportional to 37,660.62, 51,972.22 and 20,666.56 is: 28,520.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,660.62 : 51,972.22 = 20,666.56 : x
  2. Step 2: Convert to fraction form
    37,660.62/51,972.22 = 20,666.56/x
  3. Step 3: Cross multiply
    37,660.62x = 51,972.22 × 20,666.56
  4. Step 4: Simplify right side
    37,660.62x = 1,074,087,002.96
  5. Step 5: Solve for x
    x = 1,074,087,002.96/37,660.62
  6. Step 6: Final answer
    x = 28,520.16

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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.