Home / 19,869.30-29,796.57-5,825.70

Finding the Fourth Proportional to 19,869.30, 29,796.57 and 5,825.70

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Solution

The fourth proportional to 19,869.30, 29,796.57 and 5,825.70 is: 8,736.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869.30 : 29,796.57 = 5,825.70 : x
  2. Step 2: Convert to fraction form
    19,869.30/29,796.57 = 5,825.70/x
  3. Step 3: Cross multiply
    19,869.30x = 29,796.57 × 5,825.70
  4. Step 4: Simplify right side
    19,869.30x = 173,585,877.85
  5. Step 5: Solve for x
    x = 173,585,877.85/19,869.30
  6. Step 6: Final answer
    x = 8,736.39

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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.