Home / 51,682.68-71,321.85-29,021.67

Finding the Fourth Proportional to 51,682.68, 71,321.85 and 29,021.67

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Solution

The fourth proportional to 51,682.68, 71,321.85 and 29,021.67 is: 40,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,682.68 : 71,321.85 = 29,021.67 : x
  2. Step 2: Convert to fraction form
    51,682.68/71,321.85 = 29,021.67/x
  3. Step 3: Cross multiply
    51,682.68x = 71,321.85 × 29,021.67
  4. Step 4: Simplify right side
    51,682.68x = 2,069,879,194.49
  5. Step 5: Solve for x
    x = 2,069,879,194.49/51,682.68
  6. Step 6: Final answer
    x = 40,049.77

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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.