Home / 37,843.78-52,228.50-20,849.76

Finding the Fourth Proportional to 37,843.78, 52,228.50 and 20,849.76

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Solution

The fourth proportional to 37,843.78, 52,228.50 and 20,849.76 is: 28,774.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,843.78 : 52,228.50 = 20,849.76 : x
  2. Step 2: Convert to fraction form
    37,843.78/52,228.50 = 20,849.76/x
  3. Step 3: Cross multiply
    37,843.78x = 52,228.50 × 20,849.76
  4. Step 4: Simplify right side
    37,843.78x = 1,088,951,690.16
  5. Step 5: Solve for x
    x = 1,088,951,690.16/37,843.78
  6. Step 6: Final answer
    x = 28,774.92

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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.