Home / 26,236.32-36,223.20-20,257.44

Finding the Fourth Proportional to 26,236.32, 36,223.20 and 20,257.44

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Solution

The fourth proportional to 26,236.32, 36,223.20 and 20,257.44 is: 27,968.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,236.32 : 36,223.20 = 20,257.44 : x
  2. Step 2: Convert to fraction form
    26,236.32/36,223.20 = 20,257.44/x
  3. Step 3: Cross multiply
    26,236.32x = 36,223.20 × 20,257.44
  4. Step 4: Simplify right side
    26,236.32x = 733,789,300.61
  5. Step 5: Solve for x
    x = 733,789,300.61/26,236.32
  6. Step 6: Final answer
    x = 27,968.45

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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.