Home / 26,270.70-39,383.87-12,223.47

Finding the Fourth Proportional to 26,270.70, 39,383.87 and 12,223.47

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Solution

The fourth proportional to 26,270.70, 39,383.87 and 12,223.47 is: 18,324.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,270.70 : 39,383.87 = 12,223.47 : x
  2. Step 2: Convert to fraction form
    26,270.70/39,383.87 = 12,223.47/x
  3. Step 3: Cross multiply
    26,270.70x = 39,383.87 × 12,223.47
  4. Step 4: Simplify right side
    26,270.70x = 481,407,492.31
  5. Step 5: Solve for x
    x = 481,407,492.31/26,270.70
  6. Step 6: Final answer
    x = 18,324.88

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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.