Home / 18,249.84-25,175.88-11,532.24

Finding the Fourth Proportional to 18,249.84, 25,175.88 and 11,532.24

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Solution

The fourth proportional to 18,249.84, 25,175.88 and 11,532.24 is: 15,908.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,249.84 : 25,175.88 = 11,532.24 : x
  2. Step 2: Convert to fraction form
    18,249.84/25,175.88 = 11,532.24/x
  3. Step 3: Cross multiply
    18,249.84x = 25,175.88 × 11,532.24
  4. Step 4: Simplify right side
    18,249.84x = 290,334,290.37
  5. Step 5: Solve for x
    x = 290,334,290.37/18,249.84
  6. Step 6: Final answer
    x = 15,908.87

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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.