Home / 50,906.10-76,400.52-21,344.70

Finding the Fourth Proportional to 50,906.10, 76,400.52 and 21,344.70

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Solution

The fourth proportional to 50,906.10, 76,400.52 and 21,344.70 is: 32,034.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,906.10 : 76,400.52 = 21,344.70 : x
  2. Step 2: Convert to fraction form
    50,906.10/76,400.52 = 21,344.70/x
  3. Step 3: Cross multiply
    50,906.10x = 76,400.52 × 21,344.70
  4. Step 4: Simplify right side
    50,906.10x = 1,630,746,179.24
  5. Step 5: Solve for x
    x = 1,630,746,179.24/50,906.10
  6. Step 6: Final answer
    x = 32,034.40

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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.