Home / 38,286.99-52,834.41-21,292.38

Finding the Fourth Proportional to 38,286.99, 52,834.41 and 21,292.38

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Solution

The fourth proportional to 38,286.99, 52,834.41 and 21,292.38 is: 29,382.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,286.99 : 52,834.41 = 21,292.38 : x
  2. Step 2: Convert to fraction form
    38,286.99/52,834.41 = 21,292.38/x
  3. Step 3: Cross multiply
    38,286.99x = 52,834.41 × 21,292.38
  4. Step 4: Simplify right side
    38,286.99x = 1,124,970,334.80
  5. Step 5: Solve for x
    x = 1,124,970,334.80/38,286.99
  6. Step 6: Final answer
    x = 29,382.57

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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.