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Finding the Fourth Proportional to 17,226.56, 23,772.67 and 9,774.56

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Solution

The fourth proportional to 17,226.56, 23,772.67 and 9,774.56 is: 13,488.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,226.56 : 23,772.67 = 9,774.56 : x
  2. Step 2: Convert to fraction form
    17,226.56/23,772.67 = 9,774.56/x
  3. Step 3: Cross multiply
    17,226.56x = 23,772.67 × 9,774.56
  4. Step 4: Simplify right side
    17,226.56x = 232,367,424.27
  5. Step 5: Solve for x
    x = 232,367,424.27/17,226.56
  6. Step 6: Final answer
    x = 13,488.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.