Home / 36,081.91-49,792.12-20,166.47

Finding the Fourth Proportional to 36,081.91, 49,792.12 and 20,166.47

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Solution

The fourth proportional to 36,081.91, 49,792.12 and 20,166.47 is: 27,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,081.91 : 49,792.12 = 20,166.47 : x
  2. Step 2: Convert to fraction form
    36,081.91/49,792.12 = 20,166.47/x
  3. Step 3: Cross multiply
    36,081.91x = 49,792.12 × 20,166.47
  4. Step 4: Simplify right side
    36,081.91x = 1,004,131,294.22
  5. Step 5: Solve for x
    x = 1,004,131,294.22/36,081.91
  6. Step 6: Final answer
    x = 27,829.22

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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.