Home / 18,226.57-25,152.66-9,843.07

Finding the Fourth Proportional to 18,226.57, 25,152.66 and 9,843.07

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Solution

The fourth proportional to 18,226.57, 25,152.66 and 9,843.07 is: 13,583.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,226.57 : 25,152.66 = 9,843.07 : x
  2. Step 2: Convert to fraction form
    18,226.57/25,152.66 = 9,843.07/x
  3. Step 3: Cross multiply
    18,226.57x = 25,152.66 × 9,843.07
  4. Step 4: Simplify right side
    18,226.57x = 247,579,218.09
  5. Step 5: Solve for x
    x = 247,579,218.09/18,226.57
  6. Step 6: Final answer
    x = 13,583.43

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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.