Home / 21,868.00-32,759.08-11,344.88

Finding the Fourth Proportional to 21,868.00, 32,759.08 and 11,344.88

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Solution

The fourth proportional to 21,868.00, 32,759.08 and 11,344.88 is: 16,995.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,868.00 : 32,759.08 = 11,344.88 : x
  2. Step 2: Convert to fraction form
    21,868.00/32,759.08 = 11,344.88/x
  3. Step 3: Cross multiply
    21,868.00x = 32,759.08 × 11,344.88
  4. Step 4: Simplify right side
    21,868.00x = 371,647,885.05
  5. Step 5: Solve for x
    x = 371,647,885.05/21,868.00
  6. Step 6: Final answer
    x = 16,995.06

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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.