Home / 18,100.68-27,149.35-6,253.37

Finding the Fourth Proportional to 18,100.68, 27,149.35 and 6,253.37

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Solution

The fourth proportional to 18,100.68, 27,149.35 and 6,253.37 is: 9,379.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,100.68 : 27,149.35 = 6,253.37 : x
  2. Step 2: Convert to fraction form
    18,100.68/27,149.35 = 6,253.37/x
  3. Step 3: Cross multiply
    18,100.68x = 27,149.35 × 6,253.37
  4. Step 4: Simplify right side
    18,100.68x = 169,774,930.81
  5. Step 5: Solve for x
    x = 169,774,930.81/18,100.68
  6. Step 6: Final answer
    x = 9,379.48

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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.