Home / 17,448.35-26,162.57-11,908.40

Finding the Fourth Proportional to 17,448.35, 26,162.57 and 11,908.40

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Solution

The fourth proportional to 17,448.35, 26,162.57 and 11,908.40 is: 17,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,448.35 : 26,162.57 = 11,908.40 : x
  2. Step 2: Convert to fraction form
    17,448.35/26,162.57 = 11,908.40/x
  3. Step 3: Cross multiply
    17,448.35x = 26,162.57 × 11,908.40
  4. Step 4: Simplify right side
    17,448.35x = 311,554,217.78
  5. Step 5: Solve for x
    x = 311,554,217.78/17,448.35
  6. Step 6: Final answer
    x = 17,855.80

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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.