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Finding the Fourth Proportional to 34,295.52, 47,325.12 and 19,187

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Solution

The fourth proportional to 34,295.52, 47,325.12 and 19,187 is: 26,476.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,295.52 : 47,325.12 = 19,187 : x
  2. Step 2: Convert to fraction form
    34,295.52/47,325.12 = 19,187/x
  3. Step 3: Cross multiply
    34,295.52x = 47,325.12 × 19,187
  4. Step 4: Simplify right side
    34,295.52x = 908,027,077.44
  5. Step 5: Solve for x
    x = 908,027,077.44/34,295.52
  6. Step 6: Final answer
    x = 26,476.55

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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.