Home / 12,555.14-17,326.18-7,249.94

Finding the Fourth Proportional to 12,555.14, 17,326.18 and 7,249.94

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Solution

The fourth proportional to 12,555.14, 17,326.18 and 7,249.94 is: 10,004.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,555.14 : 17,326.18 = 7,249.94 : x
  2. Step 2: Convert to fraction form
    12,555.14/17,326.18 = 7,249.94/x
  3. Step 3: Cross multiply
    12,555.14x = 17,326.18 × 7,249.94
  4. Step 4: Simplify right side
    12,555.14x = 125,613,765.43
  5. Step 5: Solve for x
    x = 125,613,765.43/12,555.14
  6. Step 6: Final answer
    x = 10,004.97

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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.