Home / 21,441.15-32,164.84-6,651.26

Finding the Fourth Proportional to 21,441.15, 32,164.84 and 6,651.26

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Solution

The fourth proportional to 21,441.15, 32,164.84 and 6,651.26 is: 9,977.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,441.15 : 32,164.84 = 6,651.26 : x
  2. Step 2: Convert to fraction form
    21,441.15/32,164.84 = 6,651.26/x
  3. Step 3: Cross multiply
    21,441.15x = 32,164.84 × 6,651.26
  4. Step 4: Simplify right side
    21,441.15x = 213,936,713.70
  5. Step 5: Solve for x
    x = 213,936,713.70/21,441.15
  6. Step 6: Final answer
    x = 9,977.86

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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.