Home / 19,926.72-29,890.08-7,446.24

Finding the Fourth Proportional to 19,926.72, 29,890.08 and 7,446.24

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Solution

The fourth proportional to 19,926.72, 29,890.08 and 7,446.24 is: 11,169.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.72 : 29,890.08 = 7,446.24 : x
  2. Step 2: Convert to fraction form
    19,926.72/29,890.08 = 7,446.24/x
  3. Step 3: Cross multiply
    19,926.72x = 29,890.08 × 7,446.24
  4. Step 4: Simplify right side
    19,926.72x = 222,568,709.30
  5. Step 5: Solve for x
    x = 222,568,709.30/19,926.72
  6. Step 6: Final answer
    x = 11,169.36

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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.