Home / 21,351.58-32,046.81-11,364.71

Finding the Fourth Proportional to 21,351.58, 32,046.81 and 11,364.71

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Solution

The fourth proportional to 21,351.58, 32,046.81 and 11,364.71 is: 17,057.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351.58 : 32,046.81 = 11,364.71 : x
  2. Step 2: Convert to fraction form
    21,351.58/32,046.81 = 11,364.71/x
  3. Step 3: Cross multiply
    21,351.58x = 32,046.81 × 11,364.71
  4. Step 4: Simplify right side
    21,351.58x = 364,202,769.62
  5. Step 5: Solve for x
    x = 364,202,769.62/21,351.58
  6. Step 6: Final answer
    x = 17,057.42

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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.