Home / 36,898.35-50,920.29-20,131.35

Finding the Fourth Proportional to 36,898.35, 50,920.29 and 20,131.35

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Solution

The fourth proportional to 36,898.35, 50,920.29 and 20,131.35 is: 27,781.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,898.35 : 50,920.29 = 20,131.35 : x
  2. Step 2: Convert to fraction form
    36,898.35/50,920.29 = 20,131.35/x
  3. Step 3: Cross multiply
    36,898.35x = 50,920.29 × 20,131.35
  4. Step 4: Simplify right side
    36,898.35x = 1,025,094,180.09
  5. Step 5: Solve for x
    x = 1,025,094,180.09/36,898.35
  6. Step 6: Final answer
    x = 27,781.57

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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.