Home / 21,621.92-32,400.07-16,049.17

Finding the Fourth Proportional to 21,621.92, 32,400.07 and 16,049.17

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Solution

The fourth proportional to 21,621.92, 32,400.07 and 16,049.17 is: 24,049.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,621.92 : 32,400.07 = 16,049.17 : x
  2. Step 2: Convert to fraction form
    21,621.92/32,400.07 = 16,049.17/x
  3. Step 3: Cross multiply
    21,621.92x = 32,400.07 × 16,049.17
  4. Step 4: Simplify right side
    21,621.92x = 519,994,231.44
  5. Step 5: Solve for x
    x = 519,994,231.44/21,621.92
  6. Step 6: Final answer
    x = 24,049.40

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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.