Home / 29,765.78-41,078.27-16,336.92

Finding the Fourth Proportional to 29,765.78, 41,078.27 and 16,336.92

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Solution

The fourth proportional to 29,765.78, 41,078.27 and 16,336.92 is: 22,545.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,765.78 : 41,078.27 = 16,336.92 : x
  2. Step 2: Convert to fraction form
    29,765.78/41,078.27 = 16,336.92/x
  3. Step 3: Cross multiply
    29,765.78x = 41,078.27 × 16,336.92
  4. Step 4: Simplify right side
    29,765.78x = 671,092,410.73
  5. Step 5: Solve for x
    x = 671,092,410.73/29,765.78
  6. Step 6: Final answer
    x = 22,545.77

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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.