Home / 18,207.54-25,126.22-10,249.61

Finding the Fourth Proportional to 18,207.54, 25,126.22 and 10,249.61

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Solution

The fourth proportional to 18,207.54, 25,126.22 and 10,249.61 is: 14,144.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,207.54 : 25,126.22 = 10,249.61 : x
  2. Step 2: Convert to fraction form
    18,207.54/25,126.22 = 10,249.61/x
  3. Step 3: Cross multiply
    18,207.54x = 25,126.22 × 10,249.61
  4. Step 4: Simplify right side
    18,207.54x = 257,533,855.77
  5. Step 5: Solve for x
    x = 257,533,855.77/18,207.54
  6. Step 6: Final answer
    x = 14,144.35

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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.