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Finding the Fourth Proportional to 21,963.94, 32,942.32 and 6,170.04

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Solution

The fourth proportional to 21,963.94, 32,942.32 and 6,170.04 is: 9,254.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,963.94 : 32,942.32 = 6,170.04 : x
  2. Step 2: Convert to fraction form
    21,963.94/32,942.32 = 6,170.04/x
  3. Step 3: Cross multiply
    21,963.94x = 32,942.32 × 6,170.04
  4. Step 4: Simplify right side
    21,963.94x = 203,255,432.09
  5. Step 5: Solve for x
    x = 203,255,432.09/21,963.94
  6. Step 6: Final answer
    x = 9,254.05

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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.