Home / 23,239.78-32,071.31-13,167.97

Finding the Fourth Proportional to 23,239.78, 32,071.31 and 13,167.97

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Solution

The fourth proportional to 23,239.78, 32,071.31 and 13,167.97 is: 18,172.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,239.78 : 32,071.31 = 13,167.97 : x
  2. Step 2: Convert to fraction form
    23,239.78/32,071.31 = 13,167.97/x
  3. Step 3: Cross multiply
    23,239.78x = 32,071.31 × 13,167.97
  4. Step 4: Simplify right side
    23,239.78x = 422,313,982.10
  5. Step 5: Solve for x
    x = 422,313,982.10/23,239.78
  6. Step 6: Final answer
    x = 18,172.03

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1.5x scale

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.