Home / 18,300.06-27,451.44-6,613.38

Finding the Fourth Proportional to 18,300.06, 27,451.44 and 6,613.38

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Solution

The fourth proportional to 18,300.06, 27,451.44 and 6,613.38 is: 9,920.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,300.06 : 27,451.44 = 6,613.38 : x
  2. Step 2: Convert to fraction form
    18,300.06/27,451.44 = 6,613.38/x
  3. Step 3: Cross multiply
    18,300.06x = 27,451.44 × 6,613.38
  4. Step 4: Simplify right side
    18,300.06x = 181,546,804.27
  5. Step 5: Solve for x
    x = 181,546,804.27/18,300.06
  6. Step 6: Final answer
    x = 9,920.56

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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.