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Finding the Fourth Proportional to 35,093.34, 52,640.42 and 11,719.76

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Solution

The fourth proportional to 35,093.34, 52,640.42 and 11,719.76 is: 17,579.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,093.34 : 52,640.42 = 11,719.76 : x
  2. Step 2: Convert to fraction form
    35,093.34/52,640.42 = 11,719.76/x
  3. Step 3: Cross multiply
    35,093.34x = 52,640.42 × 11,719.76
  4. Step 4: Simplify right side
    35,093.34x = 616,932,766.90
  5. Step 5: Solve for x
    x = 616,932,766.90/35,093.34
  6. Step 6: Final answer
    x = 17,579.77

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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.