Home / 14,277.62-21,415.89-3,747.54

Finding the Fourth Proportional to 14,277.62, 21,415.89 and 3,747.54

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Solution

The fourth proportional to 14,277.62, 21,415.89 and 3,747.54 is: 5,621.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,277.62 : 21,415.89 = 3,747.54 : x
  2. Step 2: Convert to fraction form
    14,277.62/21,415.89 = 3,747.54/x
  3. Step 3: Cross multiply
    14,277.62x = 21,415.89 × 3,747.54
  4. Step 4: Simplify right side
    14,277.62x = 80,256,938.54
  5. Step 5: Solve for x
    x = 80,256,938.54/14,277.62
  6. Step 6: Final answer
    x = 5,621.17

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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.