Home / 16,919.70-25,379.55-13,233.30

Finding the Fourth Proportional to 16,919.70, 25,379.55 and 13,233.30

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Solution

The fourth proportional to 16,919.70, 25,379.55 and 13,233.30 is: 19,849.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,919.70 : 25,379.55 = 13,233.30 : x
  2. Step 2: Convert to fraction form
    16,919.70/25,379.55 = 13,233.30/x
  3. Step 3: Cross multiply
    16,919.70x = 25,379.55 × 13,233.30
  4. Step 4: Simplify right side
    16,919.70x = 335,855,199.02
  5. Step 5: Solve for x
    x = 335,855,199.02/16,919.70
  6. Step 6: Final answer
    x = 19,849.95

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Similar ratio
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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.