Home / 49,948.08-68,922.10-28,440.64

Finding the Fourth Proportional to 49,948.08, 68,922.10 and 28,440.64

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Solution

The fourth proportional to 49,948.08, 68,922.10 and 28,440.64 is: 39,244.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,948.08 : 68,922.10 = 28,440.64 : x
  2. Step 2: Convert to fraction form
    49,948.08/68,922.10 = 28,440.64/x
  3. Step 3: Cross multiply
    49,948.08x = 68,922.10 × 28,440.64
  4. Step 4: Simplify right side
    49,948.08x = 1,960,188,634.14
  5. Step 5: Solve for x
    x = 1,960,188,634.14/49,948.08
  6. Step 6: Final answer
    x = 39,244.52

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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.