Home / 21,936.65-32,908.41-9,460.22

Finding the Fourth Proportional to 21,936.65, 32,908.41 and 9,460.22

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Solution

The fourth proportional to 21,936.65, 32,908.41 and 9,460.22 is: 14,191.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,936.65 : 32,908.41 = 9,460.22 : x
  2. Step 2: Convert to fraction form
    21,936.65/32,908.41 = 9,460.22/x
  3. Step 3: Cross multiply
    21,936.65x = 32,908.41 × 9,460.22
  4. Step 4: Simplify right side
    21,936.65x = 311,320,633.91
  5. Step 5: Solve for x
    x = 311,320,633.91/21,936.65
  6. Step 6: Final answer
    x = 14,191.81

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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.