Home / 18,297.56-25,249.98-10,339.61

Finding the Fourth Proportional to 18,297.56, 25,249.98 and 10,339.61

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Solution

The fourth proportional to 18,297.56, 25,249.98 and 10,339.61 is: 14,268.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.56 : 25,249.98 = 10,339.61 : x
  2. Step 2: Convert to fraction form
    18,297.56/25,249.98 = 10,339.61/x
  3. Step 3: Cross multiply
    18,297.56x = 25,249.98 × 10,339.61
  4. Step 4: Simplify right side
    18,297.56x = 261,074,945.71
  5. Step 5: Solve for x
    x = 261,074,945.71/18,297.56
  6. Step 6: Final answer
    x = 14,268.29

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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.