Home / 36,090.27-49,805.69-20,175.39

Finding the Fourth Proportional to 36,090.27, 49,805.69 and 20,175.39

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Solution

The fourth proportional to 36,090.27, 49,805.69 and 20,175.39 is: 27,842.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.27 : 49,805.69 = 20,175.39 : x
  2. Step 2: Convert to fraction form
    36,090.27/49,805.69 = 20,175.39/x
  3. Step 3: Cross multiply
    36,090.27x = 49,805.69 × 20,175.39
  4. Step 4: Simplify right side
    36,090.27x = 1,004,849,119.09
  5. Step 5: Solve for x
    x = 1,004,849,119.09/36,090.27
  6. Step 6: Final answer
    x = 27,842.66

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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.