Home / 50,511.48-75,781.22-22,050.88

Finding the Fourth Proportional to 50,511.48, 75,781.22 and 22,050.88

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Solution

The fourth proportional to 50,511.48, 75,781.22 and 22,050.88 is: 33,082.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,511.48 : 75,781.22 = 22,050.88 : x
  2. Step 2: Convert to fraction form
    50,511.48/75,781.22 = 22,050.88/x
  3. Step 3: Cross multiply
    50,511.48x = 75,781.22 × 22,050.88
  4. Step 4: Simplify right side
    50,511.48x = 1,671,042,588.47
  5. Step 5: Solve for x
    x = 1,671,042,588.47/50,511.48
  6. Step 6: Final answer
    x = 33,082.43

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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.