Home / 12,553.08-17,322.62-7,249.58

Finding the Fourth Proportional to 12,553.08, 17,322.62 and 7,249.58

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Solution

The fourth proportional to 12,553.08, 17,322.62 and 7,249.58 is: 10,004.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,553.08 : 17,322.62 = 7,249.58 : x
  2. Step 2: Convert to fraction form
    12,553.08/17,322.62 = 7,249.58/x
  3. Step 3: Cross multiply
    12,553.08x = 17,322.62 × 7,249.58
  4. Step 4: Simplify right side
    12,553.08x = 125,581,719.50
  5. Step 5: Solve for x
    x = 125,581,719.50/12,553.08
  6. Step 6: Final answer
    x = 10,004.06

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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.