Home / 26,436.54-39,659.67-21,549.54

Finding the Fourth Proportional to 26,436.54, 39,659.67 and 21,549.54

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Solution

The fourth proportional to 26,436.54, 39,659.67 and 21,549.54 is: 32,328.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,436.54 : 39,659.67 = 21,549.54 : x
  2. Step 2: Convert to fraction form
    26,436.54/39,659.67 = 21,549.54/x
  3. Step 3: Cross multiply
    26,436.54x = 39,659.67 × 21,549.54
  4. Step 4: Simplify right side
    26,436.54x = 854,647,645.05
  5. Step 5: Solve for x
    x = 854,647,645.05/26,436.54
  6. Step 6: Final answer
    x = 32,328.27

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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.