Home / 33,666.18-50,500.82-12,600.78

Finding the Fourth Proportional to 33,666.18, 50,500.82 and 12,600.78

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Solution

The fourth proportional to 33,666.18, 50,500.82 and 12,600.78 is: 18,901.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,666.18 : 50,500.82 = 12,600.78 : x
  2. Step 2: Convert to fraction form
    33,666.18/50,500.82 = 12,600.78/x
  3. Step 3: Cross multiply
    33,666.18x = 50,500.82 × 12,600.78
  4. Step 4: Simplify right side
    33,666.18x = 636,349,777.95
  5. Step 5: Solve for x
    x = 636,349,777.95/33,666.18
  6. Step 6: Final answer
    x = 18,901.75

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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.