Home / 33,118.40-49,645.20-16,464.80

Finding the Fourth Proportional to 33,118.40, 49,645.20 and 16,464.80

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Solution

The fourth proportional to 33,118.40, 49,645.20 and 16,464.80 is: 24,681.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,118.40 : 49,645.20 = 16,464.80 : x
  2. Step 2: Convert to fraction form
    33,118.40/49,645.20 = 16,464.80/x
  3. Step 3: Cross multiply
    33,118.40x = 49,645.20 × 16,464.80
  4. Step 4: Simplify right side
    33,118.40x = 817,398,288.96
  5. Step 5: Solve for x
    x = 817,398,288.96/33,118.40
  6. Step 6: Final answer
    x = 24,681.09

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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.