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Finding the Fourth Proportional to 34,978.52, 52,440.48 and 23,857.64

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Solution

The fourth proportional to 34,978.52, 52,440.48 and 23,857.64 is: 35,767.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,978.52 : 52,440.48 = 23,857.64 : x
  2. Step 2: Convert to fraction form
    34,978.52/52,440.48 = 23,857.64/x
  3. Step 3: Cross multiply
    34,978.52x = 52,440.48 × 23,857.64
  4. Step 4: Simplify right side
    34,978.52x = 1,251,106,093.27
  5. Step 5: Solve for x
    x = 1,251,106,093.27/34,978.52
  6. Step 6: Final answer
    x = 35,767.84

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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.