Home / 18,124.14-27,186.15-4,976.52

Finding the Fourth Proportional to 18,124.14, 27,186.15 and 4,976.52

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Solution

The fourth proportional to 18,124.14, 27,186.15 and 4,976.52 is: 7,464.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.14 : 27,186.15 = 4,976.52 : x
  2. Step 2: Convert to fraction form
    18,124.14/27,186.15 = 4,976.52/x
  3. Step 3: Cross multiply
    18,124.14x = 27,186.15 × 4,976.52
  4. Step 4: Simplify right side
    18,124.14x = 135,292,419.20
  5. Step 5: Solve for x
    x = 135,292,419.20/18,124.14
  6. Step 6: Final answer
    x = 7,464.76

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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.