Home / 37,237.92-55,862-12,620.96

Finding the Fourth Proportional to 37,237.92, 55,862 and 12,620.96

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Solution

The fourth proportional to 37,237.92, 55,862 and 12,620.96 is: 18,933.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,237.92 : 55,862 = 12,620.96 : x
  2. Step 2: Convert to fraction form
    37,237.92/55,862 = 12,620.96/x
  3. Step 3: Cross multiply
    37,237.92x = 55,862 × 12,620.96
  4. Step 4: Simplify right side
    37,237.92x = 705,032,067.52
  5. Step 5: Solve for x
    x = 705,032,067.52/37,237.92
  6. Step 6: Final answer
    x = 18,933.18

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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.