Home / 40,217.08-55,497.07-22,311.73

Finding the Fourth Proportional to 40,217.08, 55,497.07 and 22,311.73

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Solution

The fourth proportional to 40,217.08, 55,497.07 and 22,311.73 is: 30,788.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,217.08 : 55,497.07 = 22,311.73 : x
  2. Step 2: Convert to fraction form
    40,217.08/55,497.07 = 22,311.73/x
  3. Step 3: Cross multiply
    40,217.08x = 55,497.07 × 22,311.73
  4. Step 4: Simplify right side
    40,217.08x = 1,238,235,502.89
  5. Step 5: Solve for x
    x = 1,238,235,502.89/40,217.08
  6. Step 6: Final answer
    x = 30,788.79

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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.