Home / 12,553.92-18,831.00-3,193.95

Finding the Fourth Proportional to 12,553.92, 18,831.00 and 3,193.95

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Solution

The fourth proportional to 12,553.92, 18,831.00 and 3,193.95 is: 4,790.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.92 : 18,831.00 = 3,193.95 : x
  2. Step 2: Convert to fraction form
    12,553.92/18,831.00 = 3,193.95/x
  3. Step 3: Cross multiply
    12,553.92x = 18,831.00 × 3,193.95
  4. Step 4: Simplify right side
    12,553.92x = 60,145,260.47
  5. Step 5: Solve for x
    x = 60,145,260.47/12,553.92
  6. Step 6: Final answer
    x = 4,790.95

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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.