Home / 37,888.92-52,286.76-20,892.78

Finding the Fourth Proportional to 37,888.92, 52,286.76 and 20,892.78

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Solution

The fourth proportional to 37,888.92, 52,286.76 and 20,892.78 is: 28,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,888.92 : 52,286.76 = 20,892.78 : x
  2. Step 2: Convert to fraction form
    37,888.92/52,286.76 = 20,892.78/x
  3. Step 3: Cross multiply
    37,888.92x = 52,286.76 × 20,892.78
  4. Step 4: Simplify right side
    37,888.92x = 1,092,415,773.59
  5. Step 5: Solve for x
    x = 1,092,415,773.59/37,888.92
  6. Step 6: Final answer
    x = 28,832.06

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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.