Home / 18,663.17-27,998.69-6,182.48

Finding the Fourth Proportional to 18,663.17, 27,998.69 and 6,182.48

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Solution

The fourth proportional to 18,663.17, 27,998.69 and 6,182.48 is: 9,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.17 : 27,998.69 = 6,182.48 : x
  2. Step 2: Convert to fraction form
    18,663.17/27,998.69 = 6,182.48/x
  3. Step 3: Cross multiply
    18,663.17x = 27,998.69 × 6,182.48
  4. Step 4: Simplify right side
    18,663.17x = 173,101,170.05
  5. Step 5: Solve for x
    x = 173,101,170.05/18,663.17
  6. Step 6: Final answer
    x = 9,275.02

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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.