Home / 36,255.06-50,031.68-20,339.17

Finding the Fourth Proportional to 36,255.06, 50,031.68 and 20,339.17

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Solution

The fourth proportional to 36,255.06, 50,031.68 and 20,339.17 is: 28,067.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,255.06 : 50,031.68 = 20,339.17 : x
  2. Step 2: Convert to fraction form
    36,255.06/50,031.68 = 20,339.17/x
  3. Step 3: Cross multiply
    36,255.06x = 50,031.68 × 20,339.17
  4. Step 4: Simplify right side
    36,255.06x = 1,017,602,618.13
  5. Step 5: Solve for x
    x = 1,017,602,618.13/36,255.06
  6. Step 6: Final answer
    x = 28,067.88

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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.