Home / 53,550.32-80,306.94-21,951.41

Finding the Fourth Proportional to 53,550.32, 80,306.94 and 21,951.41

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Solution

The fourth proportional to 53,550.32, 80,306.94 and 21,951.41 is: 32,919.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,550.32 : 80,306.94 = 21,951.41 : x
  2. Step 2: Convert to fraction form
    53,550.32/80,306.94 = 21,951.41/x
  3. Step 3: Cross multiply
    53,550.32x = 80,306.94 × 21,951.41
  4. Step 4: Simplify right side
    53,550.32x = 1,762,850,246.57
  5. Step 5: Solve for x
    x = 1,762,850,246.57/53,550.32
  6. Step 6: Final answer
    x = 32,919.51

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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.