Home / 36,519.81-50,397.35-19,752.81

Finding the Fourth Proportional to 36,519.81, 50,397.35 and 19,752.81

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Solution

The fourth proportional to 36,519.81, 50,397.35 and 19,752.81 is: 27,258.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.81 : 50,397.35 = 19,752.81 : x
  2. Step 2: Convert to fraction form
    36,519.81/50,397.35 = 19,752.81/x
  3. Step 3: Cross multiply
    36,519.81x = 50,397.35 × 19,752.81
  4. Step 4: Simplify right side
    36,519.81x = 995,489,279.05
  5. Step 5: Solve for x
    x = 995,489,279.05/36,519.81
  6. Step 6: Final answer
    x = 27,258.88

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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.