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Finding the Fourth Proportional to 35,105, 52,666.62 and 10,481

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Solution

The fourth proportional to 35,105, 52,666.62 and 10,481 is: 15,724.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,105 : 52,666.62 = 10,481 : x
  2. Step 2: Convert to fraction form
    35,105/52,666.62 = 10,481/x
  3. Step 3: Cross multiply
    35,105x = 52,666.62 × 10,481
  4. Step 4: Simplify right side
    35,105x = 551,998,844.22
  5. Step 5: Solve for x
    x = 551,998,844.22/35,105
  6. Step 6: Final answer
    x = 15,724.22

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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.