Home / 19,922.94-29,877.43-5,879.24

Finding the Fourth Proportional to 19,922.94, 29,877.43 and 5,879.24

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Solution

The fourth proportional to 19,922.94, 29,877.43 and 5,879.24 is: 8,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,922.94 : 29,877.43 = 5,879.24 : x
  2. Step 2: Convert to fraction form
    19,922.94/29,877.43 = 5,879.24/x
  3. Step 3: Cross multiply
    19,922.94x = 29,877.43 × 5,879.24
  4. Step 4: Simplify right side
    19,922.94x = 175,656,432.17
  5. Step 5: Solve for x
    x = 175,656,432.17/19,922.94
  6. Step 6: Final answer
    x = 8,816.79

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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.