Home / 36,976.59-55,461.24-20,331.09

Finding the Fourth Proportional to 36,976.59, 55,461.24 and 20,331.09

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Solution

The fourth proportional to 36,976.59, 55,461.24 and 20,331.09 is: 30,494.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976.59 : 55,461.24 = 20,331.09 : x
  2. Step 2: Convert to fraction form
    36,976.59/55,461.24 = 20,331.09/x
  3. Step 3: Cross multiply
    36,976.59x = 55,461.24 × 20,331.09
  4. Step 4: Simplify right side
    36,976.59x = 1,127,587,461.95
  5. Step 5: Solve for x
    x = 1,127,587,461.95/36,976.59
  6. Step 6: Final answer
    x = 30,494.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.