Home / 26,245.49-39,324.40-18,440.33

Finding the Fourth Proportional to 26,245.49, 39,324.40 and 18,440.33

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Solution

The fourth proportional to 26,245.49, 39,324.40 and 18,440.33 is: 27,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,245.49 : 39,324.40 = 18,440.33 : x
  2. Step 2: Convert to fraction form
    26,245.49/39,324.40 = 18,440.33/x
  3. Step 3: Cross multiply
    26,245.49x = 39,324.40 × 18,440.33
  4. Step 4: Simplify right side
    26,245.49x = 725,154,670.33
  5. Step 5: Solve for x
    x = 725,154,670.33/26,245.49
  6. Step 6: Final answer
    x = 27,629.69

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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.