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Finding the Fourth Proportional to 50,253, 75,384.66 and 13,317

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Solution

The fourth proportional to 50,253, 75,384.66 and 13,317 is: 19,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,253 : 75,384.66 = 13,317 : x
  2. Step 2: Convert to fraction form
    50,253/75,384.66 = 13,317/x
  3. Step 3: Cross multiply
    50,253x = 75,384.66 × 13,317
  4. Step 4: Simplify right side
    50,253x = 1,003,897,517.22
  5. Step 5: Solve for x
    x = 1,003,897,517.22/50,253
  6. Step 6: Final answer
    x = 19,976.87

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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.