Home / 51,299.22-70,832.97-39,343.62

Finding the Fourth Proportional to 51,299.22, 70,832.97 and 39,343.62

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Solution

The fourth proportional to 51,299.22, 70,832.97 and 39,343.62 is: 54,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,299.22 : 70,832.97 = 39,343.62 : x
  2. Step 2: Convert to fraction form
    51,299.22/70,832.97 = 39,343.62/x
  3. Step 3: Cross multiply
    51,299.22x = 70,832.97 × 39,343.62
  4. Step 4: Simplify right side
    51,299.22x = 2,786,825,455.15
  5. Step 5: Solve for x
    x = 2,786,825,455.15/51,299.22
  6. Step 6: Final answer
    x = 54,324.91

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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.