Home / 37,243.60-55,853.53-12,278.99

Finding the Fourth Proportional to 37,243.60, 55,853.53 and 12,278.99

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Solution

The fourth proportional to 37,243.60, 55,853.53 and 12,278.99 is: 18,414.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,243.60 : 55,853.53 = 12,278.99 : x
  2. Step 2: Convert to fraction form
    37,243.60/55,853.53 = 12,278.99/x
  3. Step 3: Cross multiply
    37,243.60x = 55,853.53 × 12,278.99
  4. Step 4: Simplify right side
    37,243.60x = 685,824,936.33
  5. Step 5: Solve for x
    x = 685,824,936.33/37,243.60
  6. Step 6: Final answer
    x = 18,414.57

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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.