Home / 50,272.20-75,377.34-16,989.12

Finding the Fourth Proportional to 50,272.20, 75,377.34 and 16,989.12

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Solution

The fourth proportional to 50,272.20, 75,377.34 and 16,989.12 is: 25,473.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,272.20 : 75,377.34 = 16,989.12 : x
  2. Step 2: Convert to fraction form
    50,272.20/75,377.34 = 16,989.12/x
  3. Step 3: Cross multiply
    50,272.20x = 75,377.34 × 16,989.12
  4. Step 4: Simplify right side
    50,272.20x = 1,280,594,674.54
  5. Step 5: Solve for x
    x = 1,280,594,674.54/50,272.20
  6. Step 6: Final answer
    x = 25,473.22

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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.