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Finding the Fourth Proportional to 34,021.52, 46,949.52 and 19,117.52

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Solution

The fourth proportional to 34,021.52, 46,949.52 and 19,117.52 is: 26,382.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,021.52 : 46,949.52 = 19,117.52 : x
  2. Step 2: Convert to fraction form
    34,021.52/46,949.52 = 19,117.52/x
  3. Step 3: Cross multiply
    34,021.52x = 46,949.52 × 19,117.52
  4. Step 4: Simplify right side
    34,021.52x = 897,558,387.59
  5. Step 5: Solve for x
    x = 897,558,387.59/34,021.52
  6. Step 6: Final answer
    x = 26,382.08

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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.