Home / 21,799.38-32,699.37-6,217

Finding the Fourth Proportional to 21,799.38, 32,699.37 and 6,217

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Solution

The fourth proportional to 21,799.38, 32,699.37 and 6,217 is: 9,325.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,799.38 : 32,699.37 = 6,217 : x
  2. Step 2: Convert to fraction form
    21,799.38/32,699.37 = 6,217/x
  3. Step 3: Cross multiply
    21,799.38x = 32,699.37 × 6,217
  4. Step 4: Simplify right side
    21,799.38x = 203,291,983.29
  5. Step 5: Solve for x
    x = 203,291,983.29/21,799.38
  6. Step 6: Final answer
    x = 9,325.59

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1.5x scale

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.