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Finding the Fourth Proportional to 34,857.95, 48,079.64 and 22,917.47

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Solution

The fourth proportional to 34,857.95, 48,079.64 and 22,917.47 is: 31,610.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,857.95 : 48,079.64 = 22,917.47 : x
  2. Step 2: Convert to fraction form
    34,857.95/48,079.64 = 22,917.47/x
  3. Step 3: Cross multiply
    34,857.95x = 48,079.64 × 22,917.47
  4. Step 4: Simplify right side
    34,857.95x = 1,101,863,524.21
  5. Step 5: Solve for x
    x = 1,101,863,524.21/34,857.95
  6. Step 6: Final answer
    x = 31,610.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.