Home / 19,229.72-28,845.63-6,081.11

Finding the Fourth Proportional to 19,229.72, 28,845.63 and 6,081.11

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Solution

The fourth proportional to 19,229.72, 28,845.63 and 6,081.11 is: 9,122.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.72 : 28,845.63 = 6,081.11 : x
  2. Step 2: Convert to fraction form
    19,229.72/28,845.63 = 6,081.11/x
  3. Step 3: Cross multiply
    19,229.72x = 28,845.63 × 6,081.11
  4. Step 4: Simplify right side
    19,229.72x = 175,413,449.05
  5. Step 5: Solve for x
    x = 175,413,449.05/19,229.72
  6. Step 6: Final answer
    x = 9,122.00

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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.