Home / 31,163.48-43,005.60-17,016.34

Finding the Fourth Proportional to 31,163.48, 43,005.60 and 17,016.34

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Solution

The fourth proportional to 31,163.48, 43,005.60 and 17,016.34 is: 23,482.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,163.48 : 43,005.60 = 17,016.34 : x
  2. Step 2: Convert to fraction form
    31,163.48/43,005.60 = 17,016.34/x
  3. Step 3: Cross multiply
    31,163.48x = 43,005.60 × 17,016.34
  4. Step 4: Simplify right side
    31,163.48x = 731,797,696.48
  5. Step 5: Solve for x
    x = 731,797,696.48/31,163.48
  6. Step 6: Final answer
    x = 23,482.54

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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.