Home / 36,987.96-55,476.90-12,025.56

Finding the Fourth Proportional to 36,987.96, 55,476.90 and 12,025.56

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Solution

The fourth proportional to 36,987.96, 55,476.90 and 12,025.56 is: 18,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,987.96 : 55,476.90 = 12,025.56 : x
  2. Step 2: Convert to fraction form
    36,987.96/55,476.90 = 12,025.56/x
  3. Step 3: Cross multiply
    36,987.96x = 55,476.90 × 12,025.56
  4. Step 4: Simplify right side
    36,987.96x = 667,140,789.56
  5. Step 5: Solve for x
    x = 667,140,789.56/36,987.96
  6. Step 6: Final answer
    x = 18,036.70

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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.