Home / 39,778.32-54,895.68-23,856.96

Finding the Fourth Proportional to 39,778.32, 54,895.68 and 23,856.96

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Solution

The fourth proportional to 39,778.32, 54,895.68 and 23,856.96 is: 32,923.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,778.32 : 54,895.68 = 23,856.96 : x
  2. Step 2: Convert to fraction form
    39,778.32/54,895.68 = 23,856.96/x
  3. Step 3: Cross multiply
    39,778.32x = 54,895.68 × 23,856.96
  4. Step 4: Simplify right side
    39,778.32x = 1,309,644,041.93
  5. Step 5: Solve for x
    x = 1,309,644,041.93/39,778.32
  6. Step 6: Final answer
    x = 32,923.56

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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.