Home / 21,833.26-32,722.49-9,338.59

Finding the Fourth Proportional to 21,833.26, 32,722.49 and 9,338.59

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Solution

The fourth proportional to 21,833.26, 32,722.49 and 9,338.59 is: 13,996.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,833.26 : 32,722.49 = 9,338.59 : x
  2. Step 2: Convert to fraction form
    21,833.26/32,722.49 = 9,338.59/x
  3. Step 3: Cross multiply
    21,833.26x = 32,722.49 × 9,338.59
  4. Step 4: Simplify right side
    21,833.26x = 305,581,917.89
  5. Step 5: Solve for x
    x = 305,581,917.89/21,833.26
  6. Step 6: Final answer
    x = 13,996.17

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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.