Home / 21,725.29-32,595.23-6,936.31

Finding the Fourth Proportional to 21,725.29, 32,595.23 and 6,936.31

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Solution

The fourth proportional to 21,725.29, 32,595.23 and 6,936.31 is: 10,406.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,725.29 : 32,595.23 = 6,936.31 : x
  2. Step 2: Convert to fraction form
    21,725.29/32,595.23 = 6,936.31/x
  3. Step 3: Cross multiply
    21,725.29x = 32,595.23 × 6,936.31
  4. Step 4: Simplify right side
    21,725.29x = 226,090,619.80
  5. Step 5: Solve for x
    x = 226,090,619.80/21,725.29
  6. Step 6: Final answer
    x = 10,406.79

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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.