Home / 33,884.88-50,840.28-13,122.96

Finding the Fourth Proportional to 33,884.88, 50,840.28 and 13,122.96

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Solution

The fourth proportional to 33,884.88, 50,840.28 and 13,122.96 is: 19,689.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,884.88 : 50,840.28 = 13,122.96 : x
  2. Step 2: Convert to fraction form
    33,884.88/50,840.28 = 13,122.96/x
  3. Step 3: Cross multiply
    33,884.88x = 50,840.28 × 13,122.96
  4. Step 4: Simplify right side
    33,884.88x = 667,174,960.83
  5. Step 5: Solve for x
    x = 667,174,960.83/33,884.88
  6. Step 6: Final answer
    x = 19,689.46

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1.5x scale

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.