Home / 18,663.05-27,998.52-6,182.37

Finding the Fourth Proportional to 18,663.05, 27,998.52 and 6,182.37

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Solution

The fourth proportional to 18,663.05, 27,998.52 and 6,182.37 is: 9,274.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.05 : 27,998.52 = 6,182.37 : x
  2. Step 2: Convert to fraction form
    18,663.05/27,998.52 = 6,182.37/x
  3. Step 3: Cross multiply
    18,663.05x = 27,998.52 × 6,182.37
  4. Step 4: Simplify right side
    18,663.05x = 173,097,210.09
  5. Step 5: Solve for x
    x = 173,097,210.09/18,663.05
  6. Step 6: Final answer
    x = 9,274.86

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1.5x scale

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.