Home / 26,680.18-40,018.82-13,532.21

Finding the Fourth Proportional to 26,680.18, 40,018.82 and 13,532.21

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Solution

The fourth proportional to 26,680.18, 40,018.82 and 13,532.21 is: 20,297.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,680.18 : 40,018.82 = 13,532.21 : x
  2. Step 2: Convert to fraction form
    26,680.18/40,018.82 = 13,532.21/x
  3. Step 3: Cross multiply
    26,680.18x = 40,018.82 × 13,532.21
  4. Step 4: Simplify right side
    26,680.18x = 541,542,859.18
  5. Step 5: Solve for x
    x = 541,542,859.18/26,680.18
  6. Step 6: Final answer
    x = 20,297.57

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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.