Home / 26,422.83-39,613.05-18,081.99

Finding the Fourth Proportional to 26,422.83, 39,613.05 and 18,081.99

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Solution

The fourth proportional to 26,422.83, 39,613.05 and 18,081.99 is: 27,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,422.83 : 39,613.05 = 18,081.99 : x
  2. Step 2: Convert to fraction form
    26,422.83/39,613.05 = 18,081.99/x
  3. Step 3: Cross multiply
    26,422.83x = 39,613.05 × 18,081.99
  4. Step 4: Simplify right side
    26,422.83x = 716,282,773.97
  5. Step 5: Solve for x
    x = 716,282,773.97/26,422.83
  6. Step 6: Final answer
    x = 27,108.48

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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.