Home / 21,529.19-32,293.49-6,738.09

Finding the Fourth Proportional to 21,529.19, 32,293.49 and 6,738.09

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Solution

The fourth proportional to 21,529.19, 32,293.49 and 6,738.09 is: 10,107.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529.19 : 32,293.49 = 6,738.09 : x
  2. Step 2: Convert to fraction form
    21,529.19/32,293.49 = 6,738.09/x
  3. Step 3: Cross multiply
    21,529.19x = 32,293.49 × 6,738.09
  4. Step 4: Simplify right side
    21,529.19x = 217,596,287.24
  5. Step 5: Solve for x
    x = 217,596,287.24/21,529.19
  6. Step 6: Final answer
    x = 10,107.03

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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.