Home / 37,578.40-51,858.26-21,663.94

Finding the Fourth Proportional to 37,578.40, 51,858.26 and 21,663.94

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Solution

The fourth proportional to 37,578.40, 51,858.26 and 21,663.94 is: 29,896.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,578.40 : 51,858.26 = 21,663.94 : x
  2. Step 2: Convert to fraction form
    37,578.40/51,858.26 = 21,663.94/x
  3. Step 3: Cross multiply
    37,578.40x = 51,858.26 × 21,663.94
  4. Step 4: Simplify right side
    37,578.40x = 1,123,454,233.14
  5. Step 5: Solve for x
    x = 1,123,454,233.14/37,578.40
  6. Step 6: Final answer
    x = 29,896.28

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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.