Home / 49,279.59-67,988.97-28,053.54

Finding the Fourth Proportional to 49,279.59, 67,988.97 and 28,053.54

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Solution

The fourth proportional to 49,279.59, 67,988.97 and 28,053.54 is: 38,704.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279.59 : 67,988.97 = 28,053.54 : x
  2. Step 2: Convert to fraction form
    49,279.59/67,988.97 = 28,053.54/x
  3. Step 3: Cross multiply
    49,279.59x = 67,988.97 × 28,053.54
  4. Step 4: Simplify right side
    49,279.59x = 1,907,331,289.45
  5. Step 5: Solve for x
    x = 1,907,331,289.45/49,279.59
  6. Step 6: Final answer
    x = 38,704.28

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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.