Home / 33,774.40-50,661.64-8,814.43

Finding the Fourth Proportional to 33,774.40, 50,661.64 and 8,814.43

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Solution

The fourth proportional to 33,774.40, 50,661.64 and 8,814.43 is: 13,221.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,774.40 : 50,661.64 = 8,814.43 : x
  2. Step 2: Convert to fraction form
    33,774.40/50,661.64 = 8,814.43/x
  3. Step 3: Cross multiply
    33,774.40x = 50,661.64 × 8,814.43
  4. Step 4: Simplify right side
    33,774.40x = 446,553,479.47
  5. Step 5: Solve for x
    x = 446,553,479.47/33,774.40
  6. Step 6: Final answer
    x = 13,221.66

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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.