Home / 50,378.25-69,522.39-28,022.25

Finding the Fourth Proportional to 50,378.25, 69,522.39 and 28,022.25

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Solution

The fourth proportional to 50,378.25, 69,522.39 and 28,022.25 is: 38,670.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,378.25 : 69,522.39 = 28,022.25 : x
  2. Step 2: Convert to fraction form
    50,378.25/69,522.39 = 28,022.25/x
  3. Step 3: Cross multiply
    50,378.25x = 69,522.39 × 28,022.25
  4. Step 4: Simplify right side
    50,378.25x = 1,948,173,793.18
  5. Step 5: Solve for x
    x = 1,948,173,793.18/50,378.25
  6. Step 6: Final answer
    x = 38,670.93

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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.