Home / 21,718.60-32,577.90-16,469.80

Finding the Fourth Proportional to 21,718.60, 32,577.90 and 16,469.80

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Solution

The fourth proportional to 21,718.60, 32,577.90 and 16,469.80 is: 24,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,718.60 : 32,577.90 = 16,469.80 : x
  2. Step 2: Convert to fraction form
    21,718.60/32,577.90 = 16,469.80/x
  3. Step 3: Cross multiply
    21,718.60x = 32,577.90 × 16,469.80
  4. Step 4: Simplify right side
    21,718.60x = 536,551,497.42
  5. Step 5: Solve for x
    x = 536,551,497.42/21,718.60
  6. Step 6: Final answer
    x = 24,704.70

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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.