Home / 29,947.20-41,325.25-16,518.42

Finding the Fourth Proportional to 29,947.20, 41,325.25 and 16,518.42

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Solution

The fourth proportional to 29,947.20, 41,325.25 and 16,518.42 is: 22,794.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,947.20 : 41,325.25 = 16,518.42 : x
  2. Step 2: Convert to fraction form
    29,947.20/41,325.25 = 16,518.42/x
  3. Step 3: Cross multiply
    29,947.20x = 41,325.25 × 16,518.42
  4. Step 4: Simplify right side
    29,947.20x = 682,627,629.48
  5. Step 5: Solve for x
    x = 682,627,629.48/29,947.20
  6. Step 6: Final answer
    x = 22,794.38

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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.