Home / 36,175.14-49,921.11-20,259.45

Finding the Fourth Proportional to 36,175.14, 49,921.11 and 20,259.45

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Solution

The fourth proportional to 36,175.14, 49,921.11 and 20,259.45 is: 27,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,175.14 : 49,921.11 = 20,259.45 : x
  2. Step 2: Convert to fraction form
    36,175.14/49,921.11 = 20,259.45/x
  3. Step 3: Cross multiply
    36,175.14x = 49,921.11 × 20,259.45
  4. Step 4: Simplify right side
    36,175.14x = 1,011,374,231.99
  5. Step 5: Solve for x
    x = 1,011,374,231.99/36,175.14
  6. Step 6: Final answer
    x = 27,957.71

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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.