Home / 37,648.55-56,454.66-21,857.55

Finding the Fourth Proportional to 37,648.55, 56,454.66 and 21,857.55

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Solution

The fourth proportional to 37,648.55, 56,454.66 and 21,857.55 is: 32,775.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,648.55 : 56,454.66 = 21,857.55 : x
  2. Step 2: Convert to fraction form
    37,648.55/56,454.66 = 21,857.55/x
  3. Step 3: Cross multiply
    37,648.55x = 56,454.66 × 21,857.55
  4. Step 4: Simplify right side
    37,648.55x = 1,233,960,553.68
  5. Step 5: Solve for x
    x = 1,233,960,553.68/37,648.55
  6. Step 6: Final answer
    x = 32,775.78

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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.