Home / 36,066.24-54,089.64-12,679.92

Finding the Fourth Proportional to 36,066.24, 54,089.64 and 12,679.92

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Solution

The fourth proportional to 36,066.24, 54,089.64 and 12,679.92 is: 19,016.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,066.24 : 54,089.64 = 12,679.92 : x
  2. Step 2: Convert to fraction form
    36,066.24/54,089.64 = 12,679.92/x
  3. Step 3: Cross multiply
    36,066.24x = 54,089.64 × 12,679.92
  4. Step 4: Simplify right side
    36,066.24x = 685,852,308.03
  5. Step 5: Solve for x
    x = 685,852,308.03/36,066.24
  6. Step 6: Final answer
    x = 19,016.46

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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.