Home / 35,584.20-49,100.94-20,270.88

Finding the Fourth Proportional to 35,584.20, 49,100.94 and 20,270.88

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Solution

The fourth proportional to 35,584.20, 49,100.94 and 20,270.88 is: 27,970.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584.20 : 49,100.94 = 20,270.88 : x
  2. Step 2: Convert to fraction form
    35,584.20/49,100.94 = 20,270.88/x
  3. Step 3: Cross multiply
    35,584.20x = 49,100.94 × 20,270.88
  4. Step 4: Simplify right side
    35,584.20x = 995,319,262.63
  5. Step 5: Solve for x
    x = 995,319,262.63/35,584.20
  6. Step 6: Final answer
    x = 27,970.82

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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.