Home / 19,165.82-28,727.46-8,069.22

Finding the Fourth Proportional to 19,165.82, 28,727.46 and 8,069.22

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Solution

The fourth proportional to 19,165.82, 28,727.46 and 8,069.22 is: 12,094.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,165.82 : 28,727.46 = 8,069.22 : x
  2. Step 2: Convert to fraction form
    19,165.82/28,727.46 = 8,069.22/x
  3. Step 3: Cross multiply
    19,165.82x = 28,727.46 × 8,069.22
  4. Step 4: Simplify right side
    19,165.82x = 231,808,194.78
  5. Step 5: Solve for x
    x = 231,808,194.78/19,165.82
  6. Step 6: Final answer
    x = 12,094.88

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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.