Home / 31,162.60-43,005.27-17,016.34

Finding the Fourth Proportional to 31,162.60, 43,005.27 and 17,016.34

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Solution

The fourth proportional to 31,162.60, 43,005.27 and 17,016.34 is: 23,483.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,162.60 : 43,005.27 = 17,016.34 : x
  2. Step 2: Convert to fraction form
    31,162.60/43,005.27 = 17,016.34/x
  3. Step 3: Cross multiply
    31,162.60x = 43,005.27 × 17,016.34
  4. Step 4: Simplify right side
    31,162.60x = 731,792,296.11
  5. Step 5: Solve for x
    x = 731,792,296.11/31,162.60
  6. Step 6: Final answer
    x = 23,483.03

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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.