Home / 18,418.11-27,635.33-9,650.94

Finding the Fourth Proportional to 18,418.11, 27,635.33 and 9,650.94

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Solution

The fourth proportional to 18,418.11, 27,635.33 and 9,650.94 is: 14,480.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.11 : 27,635.33 = 9,650.94 : x
  2. Step 2: Convert to fraction form
    18,418.11/27,635.33 = 9,650.94/x
  3. Step 3: Cross multiply
    18,418.11x = 27,635.33 × 9,650.94
  4. Step 4: Simplify right side
    18,418.11x = 266,706,911.71
  5. Step 5: Solve for x
    x = 266,706,911.71/18,418.11
  6. Step 6: Final answer
    x = 14,480.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.