Home / 50,352.80-75,496.32-28,168.64

Finding the Fourth Proportional to 50,352.80, 75,496.32 and 28,168.64

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Solution

The fourth proportional to 50,352.80, 75,496.32 and 28,168.64 is: 42,234.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,352.80 : 75,496.32 = 28,168.64 : x
  2. Step 2: Convert to fraction form
    50,352.80/75,496.32 = 28,168.64/x
  3. Step 3: Cross multiply
    50,352.80x = 75,496.32 × 28,168.64
  4. Step 4: Simplify right side
    50,352.80x = 2,126,628,659.40
  5. Step 5: Solve for x
    x = 2,126,628,659.40/50,352.80
  6. Step 6: Final answer
    x = 42,234.57

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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.