Home / 37,279.94-51,447.49-21,369.38

Finding the Fourth Proportional to 37,279.94, 51,447.49 and 21,369.38

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Solution

The fourth proportional to 37,279.94, 51,447.49 and 21,369.38 is: 29,490.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,279.94 : 51,447.49 = 21,369.38 : x
  2. Step 2: Convert to fraction form
    37,279.94/51,447.49 = 21,369.38/x
  3. Step 3: Cross multiply
    37,279.94x = 51,447.49 × 21,369.38
  4. Step 4: Simplify right side
    37,279.94x = 1,099,400,653.20
  5. Step 5: Solve for x
    x = 1,099,400,653.20/37,279.94
  6. Step 6: Final answer
    x = 29,490.41

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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.