Home / 19,083.52-28,580.03-15,122.04

Finding the Fourth Proportional to 19,083.52, 28,580.03 and 15,122.04

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Solution

The fourth proportional to 19,083.52, 28,580.03 and 15,122.04 is: 22,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,083.52 : 28,580.03 = 15,122.04 : x
  2. Step 2: Convert to fraction form
    19,083.52/28,580.03 = 15,122.04/x
  3. Step 3: Cross multiply
    19,083.52x = 28,580.03 × 15,122.04
  4. Step 4: Simplify right side
    19,083.52x = 432,188,249.71
  5. Step 5: Solve for x
    x = 432,188,249.71/19,083.52
  6. Step 6: Final answer
    x = 22,647.20

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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.