Home / 29,856.24-41,193.42-18,520.32

Finding the Fourth Proportional to 29,856.24, 41,193.42 and 18,520.32

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Solution

The fourth proportional to 29,856.24, 41,193.42 and 18,520.32 is: 25,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,856.24 : 41,193.42 = 18,520.32 : x
  2. Step 2: Convert to fraction form
    29,856.24/41,193.42 = 18,520.32/x
  3. Step 3: Cross multiply
    29,856.24x = 41,193.42 × 18,520.32
  4. Step 4: Simplify right side
    29,856.24x = 762,915,320.29
  5. Step 5: Solve for x
    x = 762,915,320.29/29,856.24
  6. Step 6: Final answer
    x = 25,552.96

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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.