Home / 36,836.22-55,270.66-19,301.88

Finding the Fourth Proportional to 36,836.22, 55,270.66 and 19,301.88

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Solution

The fourth proportional to 36,836.22, 55,270.66 and 19,301.88 is: 28,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,836.22 : 55,270.66 = 19,301.88 : x
  2. Step 2: Convert to fraction form
    36,836.22/55,270.66 = 19,301.88/x
  3. Step 3: Cross multiply
    36,836.22x = 55,270.66 × 19,301.88
  4. Step 4: Simplify right side
    36,836.22x = 1,066,827,646.84
  5. Step 5: Solve for x
    x = 1,066,827,646.84/36,836.22
  6. Step 6: Final answer
    x = 28,961.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.