Home / 33,686.35-50,529.70-8,724.65

Finding the Fourth Proportional to 33,686.35, 50,529.70 and 8,724.65

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Solution

The fourth proportional to 33,686.35, 50,529.70 and 8,724.65 is: 13,087.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.35 : 50,529.70 = 8,724.65 : x
  2. Step 2: Convert to fraction form
    33,686.35/50,529.70 = 8,724.65/x
  3. Step 3: Cross multiply
    33,686.35x = 50,529.70 × 8,724.65
  4. Step 4: Simplify right side
    33,686.35x = 440,853,947.11
  5. Step 5: Solve for x
    x = 440,853,947.11/33,686.35
  6. Step 6: Final answer
    x = 13,087.02

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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.