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Finding the Fourth Proportional to 17,713.69, 26,574.18 and 7,325.44

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Solution

The fourth proportional to 17,713.69, 26,574.18 and 7,325.44 is: 10,989.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,713.69 : 26,574.18 = 7,325.44 : x
  2. Step 2: Convert to fraction form
    17,713.69/26,574.18 = 7,325.44/x
  3. Step 3: Cross multiply
    17,713.69x = 26,574.18 × 7,325.44
  4. Step 4: Simplify right side
    17,713.69x = 194,667,467.23
  5. Step 5: Solve for x
    x = 194,667,467.23/17,713.69
  6. Step 6: Final answer
    x = 10,989.66

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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.