Home / 36,719.91-50,673.53-20,805.44

Finding the Fourth Proportional to 36,719.91, 50,673.53 and 20,805.44

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Solution

The fourth proportional to 36,719.91, 50,673.53 and 20,805.44 is: 28,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,719.91 : 50,673.53 = 20,805.44 : x
  2. Step 2: Convert to fraction form
    36,719.91/50,673.53 = 20,805.44/x
  3. Step 3: Cross multiply
    36,719.91x = 50,673.53 × 20,805.44
  4. Step 4: Simplify right side
    36,719.91x = 1,054,284,730.61
  5. Step 5: Solve for x
    x = 1,054,284,730.61/36,719.91
  6. Step 6: Final answer
    x = 28,711.53

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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.