Home / 33,417.20-50,125.80-13,693.70

Finding the Fourth Proportional to 33,417.20, 50,125.80 and 13,693.70

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Solution

The fourth proportional to 33,417.20, 50,125.80 and 13,693.70 is: 20,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,417.20 : 50,125.80 = 13,693.70 : x
  2. Step 2: Convert to fraction form
    33,417.20/50,125.80 = 13,693.70/x
  3. Step 3: Cross multiply
    33,417.20x = 50,125.80 × 13,693.70
  4. Step 4: Simplify right side
    33,417.20x = 686,407,667.46
  5. Step 5: Solve for x
    x = 686,407,667.46/33,417.20
  6. Step 6: Final answer
    x = 20,540.55

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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.