Home / 45,324.92-67,949.94-20,006.40

Finding the Fourth Proportional to 45,324.92, 67,949.94 and 20,006.40

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Solution

The fourth proportional to 45,324.92, 67,949.94 and 20,006.40 is: 29,993.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,324.92 : 67,949.94 = 20,006.40 : x
  2. Step 2: Convert to fraction form
    45,324.92/67,949.94 = 20,006.40/x
  3. Step 3: Cross multiply
    45,324.92x = 67,949.94 × 20,006.40
  4. Step 4: Simplify right side
    45,324.92x = 1,359,433,679.62
  5. Step 5: Solve for x
    x = 1,359,433,679.62/45,324.92
  6. Step 6: Final answer
    x = 29,993.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.