Home / 36,162.18-49,903.26-20,247.20

Finding the Fourth Proportional to 36,162.18, 49,903.26 and 20,247.20

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Solution

The fourth proportional to 36,162.18, 49,903.26 and 20,247.20 is: 27,940.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,162.18 : 49,903.26 = 20,247.20 : x
  2. Step 2: Convert to fraction form
    36,162.18/49,903.26 = 20,247.20/x
  3. Step 3: Cross multiply
    36,162.18x = 49,903.26 × 20,247.20
  4. Step 4: Simplify right side
    36,162.18x = 1,010,401,036.36
  5. Step 5: Solve for x
    x = 1,010,401,036.36/36,162.18
  6. Step 6: Final answer
    x = 27,940.82

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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.