Home / 28,524.94-39,366.24-15,949.69

Finding the Fourth Proportional to 28,524.94, 39,366.24 and 15,949.69

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Solution

The fourth proportional to 28,524.94, 39,366.24 and 15,949.69 is: 22,011.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.94 : 39,366.24 = 15,949.69 : x
  2. Step 2: Convert to fraction form
    28,524.94/39,366.24 = 15,949.69/x
  3. Step 3: Cross multiply
    28,524.94x = 39,366.24 × 15,949.69
  4. Step 4: Simplify right side
    28,524.94x = 627,879,166.24
  5. Step 5: Solve for x
    x = 627,879,166.24/28,524.94
  6. Step 6: Final answer
    x = 22,011.59

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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.