Home / 14,186.53-21,249.82-11,541.88

Finding the Fourth Proportional to 14,186.53, 21,249.82 and 11,541.88

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Solution

The fourth proportional to 14,186.53, 21,249.82 and 11,541.88 is: 17,288.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,186.53 : 21,249.82 = 11,541.88 : x
  2. Step 2: Convert to fraction form
    14,186.53/21,249.82 = 11,541.88/x
  3. Step 3: Cross multiply
    14,186.53x = 21,249.82 × 11,541.88
  4. Step 4: Simplify right side
    14,186.53x = 245,262,872.46
  5. Step 5: Solve for x
    x = 245,262,872.46/14,186.53
  6. Step 6: Final answer
    x = 17,288.43

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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.