Home / 19,872.58-29,813.48-5,832.04

Finding the Fourth Proportional to 19,872.58, 29,813.48 and 5,832.04

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Solution

The fourth proportional to 19,872.58, 29,813.48 and 5,832.04 is: 8,749.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,872.58 : 29,813.48 = 5,832.04 : x
  2. Step 2: Convert to fraction form
    19,872.58/29,813.48 = 5,832.04/x
  3. Step 3: Cross multiply
    19,872.58x = 29,813.48 × 5,832.04
  4. Step 4: Simplify right side
    19,872.58x = 173,873,407.90
  5. Step 5: Solve for x
    x = 173,873,407.90/19,872.58
  6. Step 6: Final answer
    x = 8,749.41

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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.