Home / 19,777.96-29,669.82-5,928.04

Finding the Fourth Proportional to 19,777.96, 29,669.82 and 5,928.04

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Solution

The fourth proportional to 19,777.96, 29,669.82 and 5,928.04 is: 8,892.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,777.96 : 29,669.82 = 5,928.04 : x
  2. Step 2: Convert to fraction form
    19,777.96/29,669.82 = 5,928.04/x
  3. Step 3: Cross multiply
    19,777.96x = 29,669.82 × 5,928.04
  4. Step 4: Simplify right side
    19,777.96x = 175,883,879.75
  5. Step 5: Solve for x
    x = 175,883,879.75/19,777.96
  6. Step 6: Final answer
    x = 8,892.92

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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.