Home / 18,974.47-26,187.07-11,016.69

Finding the Fourth Proportional to 18,974.47, 26,187.07 and 11,016.69

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Solution

The fourth proportional to 18,974.47, 26,187.07 and 11,016.69 is: 15,204.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.47 : 26,187.07 = 11,016.69 : x
  2. Step 2: Convert to fraction form
    18,974.47/26,187.07 = 11,016.69/x
  3. Step 3: Cross multiply
    18,974.47x = 26,187.07 × 11,016.69
  4. Step 4: Simplify right side
    18,974.47x = 288,494,739.19
  5. Step 5: Solve for x
    x = 288,494,739.19/18,974.47
  6. Step 6: Final answer
    x = 15,204.37

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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.