Home / 17,491.62-26,218.26-10,908.72

Finding the Fourth Proportional to 17,491.62, 26,218.26 and 10,908.72

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Solution

The fourth proportional to 17,491.62, 26,218.26 and 10,908.72 is: 16,351.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.62 : 26,218.26 = 10,908.72 : x
  2. Step 2: Convert to fraction form
    17,491.62/26,218.26 = 10,908.72/x
  3. Step 3: Cross multiply
    17,491.62x = 26,218.26 × 10,908.72
  4. Step 4: Simplify right side
    17,491.62x = 286,007,657.23
  5. Step 5: Solve for x
    x = 286,007,657.23/17,491.62
  6. Step 6: Final answer
    x = 16,351.12

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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.