Home / 50,213.45-75,320.60-12,773.56

Finding the Fourth Proportional to 50,213.45, 75,320.60 and 12,773.56

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Solution

The fourth proportional to 50,213.45, 75,320.60 and 12,773.56 is: 19,160.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,213.45 : 75,320.60 = 12,773.56 : x
  2. Step 2: Convert to fraction form
    50,213.45/75,320.60 = 12,773.56/x
  3. Step 3: Cross multiply
    50,213.45x = 75,320.60 × 12,773.56
  4. Step 4: Simplify right side
    50,213.45x = 962,112,046.97
  5. Step 5: Solve for x
    x = 962,112,046.97/50,213.45
  6. Step 6: Final answer
    x = 19,160.45

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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.