Home / 13,169.01-19,753.54-5,377.83

Finding the Fourth Proportional to 13,169.01, 19,753.54 and 5,377.83

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Solution

The fourth proportional to 13,169.01, 19,753.54 and 5,377.83 is: 8,066.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,169.01 : 19,753.54 = 5,377.83 : x
  2. Step 2: Convert to fraction form
    13,169.01/19,753.54 = 5,377.83/x
  3. Step 3: Cross multiply
    13,169.01x = 19,753.54 × 5,377.83
  4. Step 4: Simplify right side
    13,169.01x = 106,231,054.36
  5. Step 5: Solve for x
    x = 106,231,054.36/13,169.01
  6. Step 6: Final answer
    x = 8,066.75

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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.