Home / 36,386.94-50,209.97-20,471.12

Finding the Fourth Proportional to 36,386.94, 50,209.97 and 20,471.12

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Solution

The fourth proportional to 36,386.94, 50,209.97 and 20,471.12 is: 28,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386.94 : 50,209.97 = 20,471.12 : x
  2. Step 2: Convert to fraction form
    36,386.94/50,209.97 = 20,471.12/x
  3. Step 3: Cross multiply
    36,386.94x = 50,209.97 × 20,471.12
  4. Step 4: Simplify right side
    36,386.94x = 1,027,853,967.66
  5. Step 5: Solve for x
    x = 1,027,853,967.66/36,386.94
  6. Step 6: Final answer
    x = 28,247.88

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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.