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Finding the Fourth Proportional to 21,751.08, 32,625.94 and 6,168.71

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Solution

The fourth proportional to 21,751.08, 32,625.94 and 6,168.71 is: 9,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,751.08 : 32,625.94 = 6,168.71 : x
  2. Step 2: Convert to fraction form
    21,751.08/32,625.94 = 6,168.71/x
  3. Step 3: Cross multiply
    21,751.08x = 32,625.94 × 6,168.71
  4. Step 4: Simplify right side
    21,751.08x = 201,259,856.53
  5. Step 5: Solve for x
    x = 201,259,856.53/21,751.08
  6. Step 6: Final answer
    x = 9,252.87

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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.