Home / 13,169.38-19,749.96-4,402.26

Finding the Fourth Proportional to 13,169.38, 19,749.96 and 4,402.26

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Solution

The fourth proportional to 13,169.38, 19,749.96 and 4,402.26 is: 6,602.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.38 : 19,749.96 = 4,402.26 : x
  2. Step 2: Convert to fraction form
    13,169.38/19,749.96 = 4,402.26/x
  3. Step 3: Cross multiply
    13,169.38x = 19,749.96 × 4,402.26
  4. Step 4: Simplify right side
    13,169.38x = 86,944,458.91
  5. Step 5: Solve for x
    x = 86,944,458.91/13,169.38
  6. Step 6: Final answer
    x = 6,602.02

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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.