Home / 21,665.04-32,502.42-6,874.44

Finding the Fourth Proportional to 21,665.04, 32,502.42 and 6,874.44

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Solution

The fourth proportional to 21,665.04, 32,502.42 and 6,874.44 is: 10,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,665.04 : 32,502.42 = 6,874.44 : x
  2. Step 2: Convert to fraction form
    21,665.04/32,502.42 = 6,874.44/x
  3. Step 3: Cross multiply
    21,665.04x = 32,502.42 × 6,874.44
  4. Step 4: Simplify right side
    21,665.04x = 223,435,739.26
  5. Step 5: Solve for x
    x = 223,435,739.26/21,665.04
  6. Step 6: Final answer
    x = 10,313.20

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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.