Home / 19,709.66-27,199.42-10,757.36

Finding the Fourth Proportional to 19,709.66, 27,199.42 and 10,757.36

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Solution

The fourth proportional to 19,709.66, 27,199.42 and 10,757.36 is: 14,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,709.66 : 27,199.42 = 10,757.36 : x
  2. Step 2: Convert to fraction form
    19,709.66/27,199.42 = 10,757.36/x
  3. Step 3: Cross multiply
    19,709.66x = 27,199.42 × 10,757.36
  4. Step 4: Simplify right side
    19,709.66x = 292,593,952.73
  5. Step 5: Solve for x
    x = 292,593,952.73/19,709.66
  6. Step 6: Final answer
    x = 14,845.21

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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.