Home / 18,822.24-28,237.68-6,341.96

Finding the Fourth Proportional to 18,822.24, 28,237.68 and 6,341.96

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Solution

The fourth proportional to 18,822.24, 28,237.68 and 6,341.96 is: 9,514.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.24 : 28,237.68 = 6,341.96 : x
  2. Step 2: Convert to fraction form
    18,822.24/28,237.68 = 6,341.96/x
  3. Step 3: Cross multiply
    18,822.24x = 28,237.68 × 6,341.96
  4. Step 4: Simplify right side
    18,822.24x = 179,082,307.65
  5. Step 5: Solve for x
    x = 179,082,307.65/18,822.24
  6. Step 6: Final answer
    x = 9,514.40

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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.