Home / 49,370.26-68,129.75-28,148.26

Finding the Fourth Proportional to 49,370.26, 68,129.75 and 28,148.26

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Solution

The fourth proportional to 49,370.26, 68,129.75 and 28,148.26 is: 38,843.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,370.26 : 68,129.75 = 28,148.26 : x
  2. Step 2: Convert to fraction form
    49,370.26/68,129.75 = 28,148.26/x
  3. Step 3: Cross multiply
    49,370.26x = 68,129.75 × 28,148.26
  4. Step 4: Simplify right side
    49,370.26x = 1,917,733,916.74
  5. Step 5: Solve for x
    x = 1,917,733,916.74/49,370.26
  6. Step 6: Final answer
    x = 38,843.91

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1.5x scale

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.