Home / 53,343.22-80,022.12-19,604.74

Finding the Fourth Proportional to 53,343.22, 80,022.12 and 19,604.74

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Solution

The fourth proportional to 53,343.22, 80,022.12 and 19,604.74 is: 29,409.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,343.22 : 80,022.12 = 19,604.74 : x
  2. Step 2: Convert to fraction form
    53,343.22/80,022.12 = 19,604.74/x
  3. Step 3: Cross multiply
    53,343.22x = 80,022.12 × 19,604.74
  4. Step 4: Simplify right side
    53,343.22x = 1,568,812,856.85
  5. Step 5: Solve for x
    x = 1,568,812,856.85/53,343.22
  6. Step 6: Final answer
    x = 29,409.79

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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.