Home / 12,435.04-17,160.36-6,846

Finding the Fourth Proportional to 12,435.04, 17,160.36 and 6,846

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Solution

The fourth proportional to 12,435.04, 17,160.36 and 6,846 is: 9,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,435.04 : 17,160.36 = 6,846 : x
  2. Step 2: Convert to fraction form
    12,435.04/17,160.36 = 6,846/x
  3. Step 3: Cross multiply
    12,435.04x = 17,160.36 × 6,846
  4. Step 4: Simplify right side
    12,435.04x = 117,479,824.56
  5. Step 5: Solve for x
    x = 117,479,824.56/12,435.04
  6. Step 6: Final answer
    x = 9,447.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.