Home / 20,027.25-30,037.23-7,548.39

Finding the Fourth Proportional to 20,027.25, 30,037.23 and 7,548.39

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Solution

The fourth proportional to 20,027.25, 30,037.23 and 7,548.39 is: 11,321.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027.25 : 30,037.23 = 7,548.39 : x
  2. Step 2: Convert to fraction form
    20,027.25/30,037.23 = 7,548.39/x
  3. Step 3: Cross multiply
    20,027.25x = 30,037.23 × 7,548.39
  4. Step 4: Simplify right side
    20,027.25x = 226,732,726.56
  5. Step 5: Solve for x
    x = 226,732,726.56/20,027.25
  6. Step 6: Final answer
    x = 11,321.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.