Home / 33,135.88-49,723.50-12,373.96

Finding the Fourth Proportional to 33,135.88, 49,723.50 and 12,373.96

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Solution

The fourth proportional to 33,135.88, 49,723.50 and 12,373.96 is: 18,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,135.88 : 49,723.50 = 12,373.96 : x
  2. Step 2: Convert to fraction form
    33,135.88/49,723.50 = 12,373.96/x
  3. Step 3: Cross multiply
    33,135.88x = 49,723.50 × 12,373.96
  4. Step 4: Simplify right side
    33,135.88x = 615,276,600.06
  5. Step 5: Solve for x
    x = 615,276,600.06/33,135.88
  6. Step 6: Final answer
    x = 18,568.29

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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.