Home / 21,496.20-32,244.30-10,998.60

Finding the Fourth Proportional to 21,496.20, 32,244.30 and 10,998.60

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Solution

The fourth proportional to 21,496.20, 32,244.30 and 10,998.60 is: 16,497.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,496.20 : 32,244.30 = 10,998.60 : x
  2. Step 2: Convert to fraction form
    21,496.20/32,244.30 = 10,998.60/x
  3. Step 3: Cross multiply
    21,496.20x = 32,244.30 × 10,998.60
  4. Step 4: Simplify right side
    21,496.20x = 354,642,157.98
  5. Step 5: Solve for x
    x = 354,642,157.98/21,496.20
  6. Step 6: Final answer
    x = 16,497.90

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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.