Home / 37,037.84-51,112.62-21,123.23

Finding the Fourth Proportional to 37,037.84, 51,112.62 and 21,123.23

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Solution

The fourth proportional to 37,037.84, 51,112.62 and 21,123.23 is: 29,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,037.84 : 51,112.62 = 21,123.23 : x
  2. Step 2: Convert to fraction form
    37,037.84/51,112.62 = 21,123.23/x
  3. Step 3: Cross multiply
    37,037.84x = 51,112.62 × 21,123.23
  4. Step 4: Simplify right side
    37,037.84x = 1,079,663,372.60
  5. Step 5: Solve for x
    x = 1,079,663,372.60/37,037.84
  6. Step 6: Final answer
    x = 29,150.28

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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.