Home / 17,939.13-26,908.10-9,635.36

Finding the Fourth Proportional to 17,939.13, 26,908.10 and 9,635.36

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Solution

The fourth proportional to 17,939.13, 26,908.10 and 9,635.36 is: 14,452.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.13 : 26,908.10 = 9,635.36 : x
  2. Step 2: Convert to fraction form
    17,939.13/26,908.10 = 9,635.36/x
  3. Step 3: Cross multiply
    17,939.13x = 26,908.10 × 9,635.36
  4. Step 4: Simplify right side
    17,939.13x = 259,269,230.42
  5. Step 5: Solve for x
    x = 259,269,230.42/17,939.13
  6. Step 6: Final answer
    x = 14,452.72

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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.