Home / 17,715.62-26,576.70-7,328.18

Finding the Fourth Proportional to 17,715.62, 26,576.70 and 7,328.18

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Solution

The fourth proportional to 17,715.62, 26,576.70 and 7,328.18 is: 10,993.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,715.62 : 26,576.70 = 7,328.18 : x
  2. Step 2: Convert to fraction form
    17,715.62/26,576.70 = 7,328.18/x
  3. Step 3: Cross multiply
    17,715.62x = 26,576.70 × 7,328.18
  4. Step 4: Simplify right side
    17,715.62x = 194,758,935.33
  5. Step 5: Solve for x
    x = 194,758,935.33/17,715.62
  6. Step 6: Final answer
    x = 10,993.63

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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.