Home / 21,473.46-32,168.43-12,084.84

Finding the Fourth Proportional to 21,473.46, 32,168.43 and 12,084.84

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Solution

The fourth proportional to 21,473.46, 32,168.43 and 12,084.84 is: 18,103.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,473.46 : 32,168.43 = 12,084.84 : x
  2. Step 2: Convert to fraction form
    21,473.46/32,168.43 = 12,084.84/x
  3. Step 3: Cross multiply
    21,473.46x = 32,168.43 × 12,084.84
  4. Step 4: Simplify right side
    21,473.46x = 388,750,329.60
  5. Step 5: Solve for x
    x = 388,750,329.60/21,473.46
  6. Step 6: Final answer
    x = 18,103.76

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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.