Home / 18,822.36-28,237.32-6,341.88

Finding the Fourth Proportional to 18,822.36, 28,237.32 and 6,341.88

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Solution

The fourth proportional to 18,822.36, 28,237.32 and 6,341.88 is: 9,514.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.36 : 28,237.32 = 6,341.88 : x
  2. Step 2: Convert to fraction form
    18,822.36/28,237.32 = 6,341.88/x
  3. Step 3: Cross multiply
    18,822.36x = 28,237.32 × 6,341.88
  4. Step 4: Simplify right side
    18,822.36x = 179,077,694.96
  5. Step 5: Solve for x
    x = 179,077,694.96/18,822.36
  6. Step 6: Final answer
    x = 9,514.09

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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.