Home / 21,664.80-32,497.20-6,082.56

Finding the Fourth Proportional to 21,664.80, 32,497.20 and 6,082.56

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Solution

The fourth proportional to 21,664.80, 32,497.20 and 6,082.56 is: 9,123.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,664.80 : 32,497.20 = 6,082.56 : x
  2. Step 2: Convert to fraction form
    21,664.80/32,497.20 = 6,082.56/x
  3. Step 3: Cross multiply
    21,664.80x = 32,497.20 × 6,082.56
  4. Step 4: Simplify right side
    21,664.80x = 197,666,168.83
  5. Step 5: Solve for x
    x = 197,666,168.83/21,664.80
  6. Step 6: Final answer
    x = 9,123.84

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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.