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Finding the Fourth Proportional to 46,469.52, 69,689.52 and 26,757.36

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Solution

The fourth proportional to 46,469.52, 69,689.52 and 26,757.36 is: 40,127.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,469.52 : 69,689.52 = 26,757.36 : x
  2. Step 2: Convert to fraction form
    46,469.52/69,689.52 = 26,757.36/x
  3. Step 3: Cross multiply
    46,469.52x = 69,689.52 × 26,757.36
  4. Step 4: Simplify right side
    46,469.52x = 1,864,707,574.87
  5. Step 5: Solve for x
    x = 1,864,707,574.87/46,469.52
  6. Step 6: Final answer
    x = 40,127.54

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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.