Home / 33,867.80-50,786.90-10,488.76

Finding the Fourth Proportional to 33,867.80, 50,786.90 and 10,488.76

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Solution

The fourth proportional to 33,867.80, 50,786.90 and 10,488.76 is: 15,728.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,867.80 : 50,786.90 = 10,488.76 : x
  2. Step 2: Convert to fraction form
    33,867.80/50,786.90 = 10,488.76/x
  3. Step 3: Cross multiply
    33,867.80x = 50,786.90 × 10,488.76
  4. Step 4: Simplify right side
    33,867.80x = 532,691,605.24
  5. Step 5: Solve for x
    x = 532,691,605.24/33,867.80
  6. Step 6: Final answer
    x = 15,728.56

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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.