Home / 38,212.87-57,329.26-14,520.84

Finding the Fourth Proportional to 38,212.87, 57,329.26 and 14,520.84

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Solution

The fourth proportional to 38,212.87, 57,329.26 and 14,520.84 is: 21,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.87 : 57,329.26 = 14,520.84 : x
  2. Step 2: Convert to fraction form
    38,212.87/57,329.26 = 14,520.84/x
  3. Step 3: Cross multiply
    38,212.87x = 57,329.26 × 14,520.84
  4. Step 4: Simplify right side
    38,212.87x = 832,469,011.78
  5. Step 5: Solve for x
    x = 832,469,011.78/38,212.87
  6. Step 6: Final answer
    x = 21,785.04

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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.