Home / 13,162.36-19,743.96-4,398.04

Finding the Fourth Proportional to 13,162.36, 19,743.96 and 4,398.04

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Solution

The fourth proportional to 13,162.36, 19,743.96 and 4,398.04 is: 6,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,162.36 : 19,743.96 = 4,398.04 : x
  2. Step 2: Convert to fraction form
    13,162.36/19,743.96 = 4,398.04/x
  3. Step 3: Cross multiply
    13,162.36x = 19,743.96 × 4,398.04
  4. Step 4: Simplify right side
    13,162.36x = 86,834,725.84
  5. Step 5: Solve for x
    x = 86,834,725.84/13,162.36
  6. Step 6: Final answer
    x = 6,597.20

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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.