Home / 33,713.91-50,576.33-12,655.60

Finding the Fourth Proportional to 33,713.91, 50,576.33 and 12,655.60

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Solution

The fourth proportional to 33,713.91, 50,576.33 and 12,655.60 is: 18,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,713.91 : 50,576.33 = 12,655.60 : x
  2. Step 2: Convert to fraction form
    33,713.91/50,576.33 = 12,655.60/x
  3. Step 3: Cross multiply
    33,713.91x = 50,576.33 × 12,655.60
  4. Step 4: Simplify right side
    33,713.91x = 640,073,707.15
  5. Step 5: Solve for x
    x = 640,073,707.15/33,713.91
  6. Step 6: Final answer
    x = 18,985.45

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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.