Home / 37,249.75-55,862.70-12,284.20

Finding the Fourth Proportional to 37,249.75, 55,862.70 and 12,284.20

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Solution

The fourth proportional to 37,249.75, 55,862.70 and 12,284.20 is: 18,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,249.75 : 55,862.70 = 12,284.20 : x
  2. Step 2: Convert to fraction form
    37,249.75/55,862.70 = 12,284.20/x
  3. Step 3: Cross multiply
    37,249.75x = 55,862.70 × 12,284.20
  4. Step 4: Simplify right side
    37,249.75x = 686,228,579.34
  5. Step 5: Solve for x
    x = 686,228,579.34/37,249.75
  6. Step 6: Final answer
    x = 18,422.37

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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.