Home / 19,933.68-29,905.20-6,082.68

Finding the Fourth Proportional to 19,933.68, 29,905.20 and 6,082.68

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Solution

The fourth proportional to 19,933.68, 29,905.20 and 6,082.68 is: 9,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.68 : 29,905.20 = 6,082.68 : x
  2. Step 2: Convert to fraction form
    19,933.68/29,905.20 = 6,082.68/x
  3. Step 3: Cross multiply
    19,933.68x = 29,905.20 × 6,082.68
  4. Step 4: Simplify right side
    19,933.68x = 181,903,761.94
  5. Step 5: Solve for x
    x = 181,903,761.94/19,933.68
  6. Step 6: Final answer
    x = 9,125.45

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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.