Home / 13,610.68-20,396.88-10,824.99

Finding the Fourth Proportional to 13,610.68, 20,396.88 and 10,824.99

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Solution

The fourth proportional to 13,610.68, 20,396.88 and 10,824.99 is: 16,222.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,610.68 : 20,396.88 = 10,824.99 : x
  2. Step 2: Convert to fraction form
    13,610.68/20,396.88 = 10,824.99/x
  3. Step 3: Cross multiply
    13,610.68x = 20,396.88 × 10,824.99
  4. Step 4: Simplify right side
    13,610.68x = 220,796,022.03
  5. Step 5: Solve for x
    x = 220,796,022.03/13,610.68
  6. Step 6: Final answer
    x = 16,222.26

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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.