Home / 51,755.20-71,401.44-32,628.68

Finding the Fourth Proportional to 51,755.20, 71,401.44 and 32,628.68

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Solution

The fourth proportional to 51,755.20, 71,401.44 and 32,628.68 is: 45,014.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,755.20 : 71,401.44 = 32,628.68 : x
  2. Step 2: Convert to fraction form
    51,755.20/71,401.44 = 32,628.68/x
  3. Step 3: Cross multiply
    51,755.20x = 71,401.44 × 32,628.68
  4. Step 4: Simplify right side
    51,755.20x = 2,329,734,737.30
  5. Step 5: Solve for x
    x = 2,329,734,737.30/51,755.20
  6. Step 6: Final answer
    x = 45,014.51

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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.