Home / 45,193.92-67,725.12-21,792.96

Finding the Fourth Proportional to 45,193.92, 67,725.12 and 21,792.96

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Solution

The fourth proportional to 45,193.92, 67,725.12 and 21,792.96 is: 32,657.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,193.92 : 67,725.12 = 21,792.96 : x
  2. Step 2: Convert to fraction form
    45,193.92/67,725.12 = 21,792.96/x
  3. Step 3: Cross multiply
    45,193.92x = 67,725.12 × 21,792.96
  4. Step 4: Simplify right side
    45,193.92x = 1,475,930,831.16
  5. Step 5: Solve for x
    x = 1,475,930,831.16/45,193.92
  6. Step 6: Final answer
    x = 32,657.73

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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.