Home / 23,679.36-32,675.76-13,607.82

Finding the Fourth Proportional to 23,679.36, 32,675.76 and 13,607.82

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Solution

The fourth proportional to 23,679.36, 32,675.76 and 13,607.82 is: 18,777.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,679.36 : 32,675.76 = 13,607.82 : x
  2. Step 2: Convert to fraction form
    23,679.36/32,675.76 = 13,607.82/x
  3. Step 3: Cross multiply
    23,679.36x = 32,675.76 × 13,607.82
  4. Step 4: Simplify right side
    23,679.36x = 444,645,860.44
  5. Step 5: Solve for x
    x = 444,645,860.44/23,679.36
  6. Step 6: Final answer
    x = 18,777.78

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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.