Home / 26,853.67-40,279.29-9,324.87

Finding the Fourth Proportional to 26,853.67, 40,279.29 and 9,324.87

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Solution

The fourth proportional to 26,853.67, 40,279.29 and 9,324.87 is: 13,986.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.67 : 40,279.29 = 9,324.87 : x
  2. Step 2: Convert to fraction form
    26,853.67/40,279.29 = 9,324.87/x
  3. Step 3: Cross multiply
    26,853.67x = 40,279.29 × 9,324.87
  4. Step 4: Simplify right side
    26,853.67x = 375,599,142.94
  5. Step 5: Solve for x
    x = 375,599,142.94/26,853.67
  6. Step 6: Final answer
    x = 13,986.88

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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.