Home / 18,974.48-26,185.56-10,589.36

Finding the Fourth Proportional to 18,974.48, 26,185.56 and 10,589.36

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Solution

The fourth proportional to 18,974.48, 26,185.56 and 10,589.36 is: 14,613.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.48 : 26,185.56 = 10,589.36 : x
  2. Step 2: Convert to fraction form
    18,974.48/26,185.56 = 10,589.36/x
  3. Step 3: Cross multiply
    18,974.48x = 26,185.56 × 10,589.36
  4. Step 4: Simplify right side
    18,974.48x = 277,288,321.64
  5. Step 5: Solve for x
    x = 277,288,321.64/18,974.48
  6. Step 6: Final answer
    x = 14,613.75

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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.