Home / 18,186.42-27,261.93-8,696.27

Finding the Fourth Proportional to 18,186.42, 27,261.93 and 8,696.27

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Solution

The fourth proportional to 18,186.42, 27,261.93 and 8,696.27 is: 13,035.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,186.42 : 27,261.93 = 8,696.27 : x
  2. Step 2: Convert to fraction form
    18,186.42/27,261.93 = 8,696.27/x
  3. Step 3: Cross multiply
    18,186.42x = 27,261.93 × 8,696.27
  4. Step 4: Simplify right side
    18,186.42x = 237,077,051.42
  5. Step 5: Solve for x
    x = 237,077,051.42/18,186.42
  6. Step 6: Final answer
    x = 13,035.94

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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.