Home / 51,222.88-70,610.16-40,025.44

Finding the Fourth Proportional to 51,222.88, 70,610.16 and 40,025.44

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Solution

The fourth proportional to 51,222.88, 70,610.16 and 40,025.44 is: 55,174.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222.88 : 70,610.16 = 40,025.44 : x
  2. Step 2: Convert to fraction form
    51,222.88/70,610.16 = 40,025.44/x
  3. Step 3: Cross multiply
    51,222.88x = 70,610.16 × 40,025.44
  4. Step 4: Simplify right side
    51,222.88x = 2,826,202,722.47
  5. Step 5: Solve for x
    x = 2,826,202,722.47/51,222.88
  6. Step 6: Final answer
    x = 55,174.62

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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.