Home / 33,667.98-50,446.16-20,480.46

Finding the Fourth Proportional to 33,667.98, 50,446.16 and 20,480.46

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Solution

The fourth proportional to 33,667.98, 50,446.16 and 20,480.46 is: 30,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,667.98 : 50,446.16 = 20,480.46 : x
  2. Step 2: Convert to fraction form
    33,667.98/50,446.16 = 20,480.46/x
  3. Step 3: Cross multiply
    33,667.98x = 50,446.16 × 20,480.46
  4. Step 4: Simplify right side
    33,667.98x = 1,033,160,459.63
  5. Step 5: Solve for x
    x = 1,033,160,459.63/33,667.98
  6. Step 6: Final answer
    x = 30,686.74

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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.