Home / 36,090.40-49,805.04-20,175.52

Finding the Fourth Proportional to 36,090.40, 49,805.04 and 20,175.52

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Solution

The fourth proportional to 36,090.40, 49,805.04 and 20,175.52 is: 27,842.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.40 : 49,805.04 = 20,175.52 : x
  2. Step 2: Convert to fraction form
    36,090.40/49,805.04 = 20,175.52/x
  3. Step 3: Cross multiply
    36,090.40x = 49,805.04 × 20,175.52
  4. Step 4: Simplify right side
    36,090.40x = 1,004,842,580.62
  5. Step 5: Solve for x
    x = 1,004,842,580.62/36,090.40
  6. Step 6: Final answer
    x = 27,842.38

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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.