Home / 33,551.28-50,335.56-12,763.44

Finding the Fourth Proportional to 33,551.28, 50,335.56 and 12,763.44

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Solution

The fourth proportional to 33,551.28, 50,335.56 and 12,763.44 is: 19,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,551.28 : 50,335.56 = 12,763.44 : x
  2. Step 2: Convert to fraction form
    33,551.28/50,335.56 = 12,763.44/x
  3. Step 3: Cross multiply
    33,551.28x = 50,335.56 × 12,763.44
  4. Step 4: Simplify right side
    33,551.28x = 642,454,899.93
  5. Step 5: Solve for x
    x = 642,454,899.93/33,551.28
  6. Step 6: Final answer
    x = 19,148.45

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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.