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Finding the Fourth Proportional to 29,784.94, 41,103.03 and 16,355.92

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Solution

The fourth proportional to 29,784.94, 41,103.03 and 16,355.92 is: 22,571.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,784.94 : 41,103.03 = 16,355.92 : x
  2. Step 2: Convert to fraction form
    29,784.94/41,103.03 = 16,355.92/x
  3. Step 3: Cross multiply
    29,784.94x = 41,103.03 × 16,355.92
  4. Step 4: Simplify right side
    29,784.94x = 672,277,870.44
  5. Step 5: Solve for x
    x = 672,277,870.44/29,784.94
  6. Step 6: Final answer
    x = 22,571.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.