Home / 12,066.13-18,102.63-4,672.75

Finding the Fourth Proportional to 12,066.13, 18,102.63 and 4,672.75

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Solution

The fourth proportional to 12,066.13, 18,102.63 and 4,672.75 is: 7,010.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.13 : 18,102.63 = 4,672.75 : x
  2. Step 2: Convert to fraction form
    12,066.13/18,102.63 = 4,672.75/x
  3. Step 3: Cross multiply
    12,066.13x = 18,102.63 × 4,672.75
  4. Step 4: Simplify right side
    12,066.13x = 84,589,064.33
  5. Step 5: Solve for x
    x = 84,589,064.33/12,066.13
  6. Step 6: Final answer
    x = 7,010.46

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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.