Home / 15,956.88-21,997.62-11,226.48

Finding the Fourth Proportional to 15,956.88, 21,997.62 and 11,226.48

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Solution

The fourth proportional to 15,956.88, 21,997.62 and 11,226.48 is: 15,476.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,956.88 : 21,997.62 = 11,226.48 : x
  2. Step 2: Convert to fraction form
    15,956.88/21,997.62 = 11,226.48/x
  3. Step 3: Cross multiply
    15,956.88x = 21,997.62 × 11,226.48
  4. Step 4: Simplify right side
    15,956.88x = 246,955,840.98
  5. Step 5: Solve for x
    x = 246,955,840.98/15,956.88
  6. Step 6: Final answer
    x = 15,476.45

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Similar ratio
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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.