Home / 23,412.92-32,310-13,204.08

Finding the Fourth Proportional to 23,412.92, 32,310 and 13,204.08

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Solution

The fourth proportional to 23,412.92, 32,310 and 13,204.08 is: 18,221.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,412.92 : 32,310 = 13,204.08 : x
  2. Step 2: Convert to fraction form
    23,412.92/32,310 = 13,204.08/x
  3. Step 3: Cross multiply
    23,412.92x = 32,310 × 13,204.08
  4. Step 4: Simplify right side
    23,412.92x = 426,623,945.96
  5. Step 5: Solve for x
    x = 426,623,945.96/23,412.92
  6. Step 6: Final answer
    x = 18,221.73

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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.