Home / 21,922.60-32,916.30-16,997.80

Finding the Fourth Proportional to 21,922.60, 32,916.30 and 16,997.80

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Solution

The fourth proportional to 21,922.60, 32,916.30 and 16,997.80 is: 25,521.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922.60 : 32,916.30 = 16,997.80 : x
  2. Step 2: Convert to fraction form
    21,922.60/32,916.30 = 16,997.80/x
  3. Step 3: Cross multiply
    21,922.60x = 32,916.30 × 16,997.80
  4. Step 4: Simplify right side
    21,922.60x = 559,504,684.14
  5. Step 5: Solve for x
    x = 559,504,684.14/21,922.60
  6. Step 6: Final answer
    x = 25,521.82

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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.