Home / 26,222.23-36,204.57-20,161.81

Finding the Fourth Proportional to 26,222.23, 36,204.57 and 20,161.81

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Solution

The fourth proportional to 26,222.23, 36,204.57 and 20,161.81 is: 27,837.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,222.23 : 36,204.57 = 20,161.81 : x
  2. Step 2: Convert to fraction form
    26,222.23/36,204.57 = 20,161.81/x
  3. Step 3: Cross multiply
    26,222.23x = 36,204.57 × 20,161.81
  4. Step 4: Simplify right side
    26,222.23x = 729,949,706.73
  5. Step 5: Solve for x
    x = 729,949,706.73/26,222.23
  6. Step 6: Final answer
    x = 27,837.06

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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.