Home / 19,467.28-26,864.82-11,083.78

Finding the Fourth Proportional to 19,467.28, 26,864.82 and 11,083.78

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Solution

The fourth proportional to 19,467.28, 26,864.82 and 11,083.78 is: 15,295.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,467.28 : 26,864.82 = 11,083.78 : x
  2. Step 2: Convert to fraction form
    19,467.28/26,864.82 = 11,083.78/x
  3. Step 3: Cross multiply
    19,467.28x = 26,864.82 × 11,083.78
  4. Step 4: Simplify right side
    19,467.28x = 297,763,754.62
  5. Step 5: Solve for x
    x = 297,763,754.62/19,467.28
  6. Step 6: Final answer
    x = 15,295.60

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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.