Home / 35,823.20-49,433.75-19,906.70

Finding the Fourth Proportional to 35,823.20, 49,433.75 and 19,906.70

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Solution

The fourth proportional to 35,823.20, 49,433.75 and 19,906.70 is: 27,469.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,823.20 : 49,433.75 = 19,906.70 : x
  2. Step 2: Convert to fraction form
    35,823.20/49,433.75 = 19,906.70/x
  3. Step 3: Cross multiply
    35,823.20x = 49,433.75 × 19,906.70
  4. Step 4: Simplify right side
    35,823.20x = 984,062,831.13
  5. Step 5: Solve for x
    x = 984,062,831.13/35,823.20
  6. Step 6: Final answer
    x = 27,469.99

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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.