Home / 50,213.70-75,320.98-12,773.81

Finding the Fourth Proportional to 50,213.70, 75,320.98 and 12,773.81

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Solution

The fourth proportional to 50,213.70, 75,320.98 and 12,773.81 is: 19,160.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,213.70 : 75,320.98 = 12,773.81 : x
  2. Step 2: Convert to fraction form
    50,213.70/75,320.98 = 12,773.81/x
  3. Step 3: Cross multiply
    50,213.70x = 75,320.98 × 12,773.81
  4. Step 4: Simplify right side
    50,213.70x = 962,135,887.53
  5. Step 5: Solve for x
    x = 962,135,887.53/50,213.70
  6. Step 6: Final answer
    x = 19,160.82

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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.