Home / 49,369.26-68,128.37-28,147.26

Finding the Fourth Proportional to 49,369.26, 68,128.37 and 28,147.26

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Solution

The fourth proportional to 49,369.26, 68,128.37 and 28,147.26 is: 38,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,369.26 : 68,128.37 = 28,147.26 : x
  2. Step 2: Convert to fraction form
    49,369.26/68,128.37 = 28,147.26/x
  3. Step 3: Cross multiply
    49,369.26x = 68,128.37 × 28,147.26
  4. Step 4: Simplify right side
    49,369.26x = 1,917,626,943.77
  5. Step 5: Solve for x
    x = 1,917,626,943.77/49,369.26
  6. Step 6: Final answer
    x = 38,842.53

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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.