Home / 33,831.80-50,747.70-13,055.30

Finding the Fourth Proportional to 33,831.80, 50,747.70 and 13,055.30

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Solution

The fourth proportional to 33,831.80, 50,747.70 and 13,055.30 is: 19,582.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,831.80 : 50,747.70 = 13,055.30 : x
  2. Step 2: Convert to fraction form
    33,831.80/50,747.70 = 13,055.30/x
  3. Step 3: Cross multiply
    33,831.80x = 50,747.70 × 13,055.30
  4. Step 4: Simplify right side
    33,831.80x = 662,526,447.81
  5. Step 5: Solve for x
    x = 662,526,447.81/33,831.80
  6. Step 6: Final answer
    x = 19,582.95

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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.