Home / 33,772.40-50,658.64-8,812.43

Finding the Fourth Proportional to 33,772.40, 50,658.64 and 8,812.43

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Solution

The fourth proportional to 33,772.40, 50,658.64 and 8,812.43 is: 13,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,772.40 : 50,658.64 = 8,812.43 : x
  2. Step 2: Convert to fraction form
    33,772.40/50,658.64 = 8,812.43/x
  3. Step 3: Cross multiply
    33,772.40x = 50,658.64 × 8,812.43
  4. Step 4: Simplify right side
    33,772.40x = 446,425,718.90
  5. Step 5: Solve for x
    x = 446,425,718.90/33,772.40
  6. Step 6: Final answer
    x = 13,218.66

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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.