Home / 21,414.01-32,120.83-16,737.95

Finding the Fourth Proportional to 21,414.01, 32,120.83 and 16,737.95

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Solution

The fourth proportional to 21,414.01, 32,120.83 and 16,737.95 is: 25,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,414.01 : 32,120.83 = 16,737.95 : x
  2. Step 2: Convert to fraction form
    21,414.01/32,120.83 = 16,737.95/x
  3. Step 3: Cross multiply
    21,414.01x = 32,120.83 × 16,737.95
  4. Step 4: Simplify right side
    21,414.01x = 537,636,724.35
  5. Step 5: Solve for x
    x = 537,636,724.35/21,414.01
  6. Step 6: Final answer
    x = 25,106.78

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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.