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Finding the Fourth Proportional to 16,220.17, 24,330.21 and 3,908.17

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Solution

The fourth proportional to 16,220.17, 24,330.21 and 3,908.17 is: 5,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,220.17 : 24,330.21 = 3,908.17 : x
  2. Step 2: Convert to fraction form
    16,220.17/24,330.21 = 3,908.17/x
  3. Step 3: Cross multiply
    16,220.17x = 24,330.21 × 3,908.17
  4. Step 4: Simplify right side
    16,220.17x = 95,086,596.82
  5. Step 5: Solve for x
    x = 95,086,596.82/16,220.17
  6. Step 6: Final answer
    x = 5,862.24

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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.