Home / 33,888.96-50,830.20-20,734.56

Finding the Fourth Proportional to 33,888.96, 50,830.20 and 20,734.56

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Solution

The fourth proportional to 33,888.96, 50,830.20 and 20,734.56 is: 31,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,888.96 : 50,830.20 = 20,734.56 : x
  2. Step 2: Convert to fraction form
    33,888.96/50,830.20 = 20,734.56/x
  3. Step 3: Cross multiply
    33,888.96x = 50,830.20 × 20,734.56
  4. Step 4: Simplify right side
    33,888.96x = 1,053,941,831.71
  5. Step 5: Solve for x
    x = 1,053,941,831.71/33,888.96
  6. Step 6: Final answer
    x = 31,099.86

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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.