Home / 50,462.22-75,648.08-20,861.12

Finding the Fourth Proportional to 50,462.22, 75,648.08 and 20,861.12

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Solution

The fourth proportional to 50,462.22, 75,648.08 and 20,861.12 is: 31,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,462.22 : 75,648.08 = 20,861.12 : x
  2. Step 2: Convert to fraction form
    50,462.22/75,648.08 = 20,861.12/x
  3. Step 3: Cross multiply
    50,462.22x = 75,648.08 × 20,861.12
  4. Step 4: Simplify right side
    50,462.22x = 1,578,103,674.65
  5. Step 5: Solve for x
    x = 1,578,103,674.65/50,462.22
  6. Step 6: Final answer
    x = 31,272.97

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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.