Home / 21,618.62-32,437.79-11,096.03

Finding the Fourth Proportional to 21,618.62, 32,437.79 and 11,096.03

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Solution

The fourth proportional to 21,618.62, 32,437.79 and 11,096.03 is: 16,649.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,618.62 : 32,437.79 = 11,096.03 : x
  2. Step 2: Convert to fraction form
    21,618.62/32,437.79 = 11,096.03/x
  3. Step 3: Cross multiply
    21,618.62x = 32,437.79 × 11,096.03
  4. Step 4: Simplify right side
    21,618.62x = 359,930,635.49
  5. Step 5: Solve for x
    x = 359,930,635.49/21,618.62
  6. Step 6: Final answer
    x = 16,649.10

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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.