Home / 36,169.56-54,257.70-11,209.80

Finding the Fourth Proportional to 36,169.56, 54,257.70 and 11,209.80

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Solution

The fourth proportional to 36,169.56, 54,257.70 and 11,209.80 is: 16,815.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,169.56 : 54,257.70 = 11,209.80 : x
  2. Step 2: Convert to fraction form
    36,169.56/54,257.70 = 11,209.80/x
  3. Step 3: Cross multiply
    36,169.56x = 54,257.70 × 11,209.80
  4. Step 4: Simplify right side
    36,169.56x = 608,217,965.46
  5. Step 5: Solve for x
    x = 608,217,965.46/36,169.56
  6. Step 6: Final answer
    x = 16,815.74

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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.