Home / 14,306.82-21,456.13-4,944.39

Finding the Fourth Proportional to 14,306.82, 21,456.13 and 4,944.39

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Solution

The fourth proportional to 14,306.82, 21,456.13 and 4,944.39 is: 7,415.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,306.82 : 21,456.13 = 4,944.39 : x
  2. Step 2: Convert to fraction form
    14,306.82/21,456.13 = 4,944.39/x
  3. Step 3: Cross multiply
    14,306.82x = 21,456.13 × 4,944.39
  4. Step 4: Simplify right side
    14,306.82x = 106,087,342.61
  5. Step 5: Solve for x
    x = 106,087,342.61/14,306.82
  6. Step 6: Final answer
    x = 7,415.16

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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.