Home / 13,374.38-20,062.92-5,475.26

Finding the Fourth Proportional to 13,374.38, 20,062.92 and 5,475.26

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Solution

The fourth proportional to 13,374.38, 20,062.92 and 5,475.26 is: 8,213.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,374.38 : 20,062.92 = 5,475.26 : x
  2. Step 2: Convert to fraction form
    13,374.38/20,062.92 = 5,475.26/x
  3. Step 3: Cross multiply
    13,374.38x = 20,062.92 × 5,475.26
  4. Step 4: Simplify right side
    13,374.38x = 109,849,703.36
  5. Step 5: Solve for x
    x = 109,849,703.36/13,374.38
  6. Step 6: Final answer
    x = 8,213.44

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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.