Home / 25,279.20-37,923.27-8,635.35

Finding the Fourth Proportional to 25,279.20, 37,923.27 and 8,635.35

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Solution

The fourth proportional to 25,279.20, 37,923.27 and 8,635.35 is: 12,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,279.20 : 37,923.27 = 8,635.35 : x
  2. Step 2: Convert to fraction form
    25,279.20/37,923.27 = 8,635.35/x
  3. Step 3: Cross multiply
    25,279.20x = 37,923.27 × 8,635.35
  4. Step 4: Simplify right side
    25,279.20x = 327,480,709.59
  5. Step 5: Solve for x
    x = 327,480,709.59/25,279.20
  6. Step 6: Final answer
    x = 12,954.55

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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.