Home / 21,849.78-32,775.90-6,267

Finding the Fourth Proportional to 21,849.78, 32,775.90 and 6,267

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Solution

The fourth proportional to 21,849.78, 32,775.90 and 6,267 is: 9,400.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,849.78 : 32,775.90 = 6,267 : x
  2. Step 2: Convert to fraction form
    21,849.78/32,775.90 = 6,267/x
  3. Step 3: Cross multiply
    21,849.78x = 32,775.90 × 6,267
  4. Step 4: Simplify right side
    21,849.78x = 205,406,565.30
  5. Step 5: Solve for x
    x = 205,406,565.30/21,849.78
  6. Step 6: Final answer
    x = 9,400.85

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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.