Home / 64,786.44-97,186.14-18,039.36

Finding the Fourth Proportional to 64,786.44, 97,186.14 and 18,039.36

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Solution

The fourth proportional to 64,786.44, 97,186.14 and 18,039.36 is: 27,060.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,786.44 : 97,186.14 = 18,039.36 : x
  2. Step 2: Convert to fraction form
    64,786.44/97,186.14 = 18,039.36/x
  3. Step 3: Cross multiply
    64,786.44x = 97,186.14 × 18,039.36
  4. Step 4: Simplify right side
    64,786.44x = 1,753,175,766.47
  5. Step 5: Solve for x
    x = 1,753,175,766.47/64,786.44
  6. Step 6: Final answer
    x = 27,060.84

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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.