Home / 37,708.38-56,558.88-18,980.94

Finding the Fourth Proportional to 37,708.38, 56,558.88 and 18,980.94

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Solution

The fourth proportional to 37,708.38, 56,558.88 and 18,980.94 is: 28,469.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,708.38 : 56,558.88 = 18,980.94 : x
  2. Step 2: Convert to fraction form
    37,708.38/56,558.88 = 18,980.94/x
  3. Step 3: Cross multiply
    37,708.38x = 56,558.88 × 18,980.94
  4. Step 4: Simplify right side
    37,708.38x = 1,073,540,707.75
  5. Step 5: Solve for x
    x = 1,073,540,707.75/37,708.38
  6. Step 6: Final answer
    x = 28,469.55

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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.