Home / 27,279.70-37,636.94-22,235.26

Finding the Fourth Proportional to 27,279.70, 37,636.94 and 22,235.26

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Solution

The fourth proportional to 27,279.70, 37,636.94 and 22,235.26 is: 30,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,279.70 : 37,636.94 = 22,235.26 : x
  2. Step 2: Convert to fraction form
    27,279.70/37,636.94 = 22,235.26/x
  3. Step 3: Cross multiply
    27,279.70x = 37,636.94 × 22,235.26
  4. Step 4: Simplify right side
    27,279.70x = 836,867,146.50
  5. Step 5: Solve for x
    x = 836,867,146.50/27,279.70
  6. Step 6: Final answer
    x = 30,677.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.