Home / 25,300.59-37,951.41-8,679.74

Finding the Fourth Proportional to 25,300.59, 37,951.41 and 8,679.74

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Solution

The fourth proportional to 25,300.59, 37,951.41 and 8,679.74 is: 13,019.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.59 : 37,951.41 = 8,679.74 : x
  2. Step 2: Convert to fraction form
    25,300.59/37,951.41 = 8,679.74/x
  3. Step 3: Cross multiply
    25,300.59x = 37,951.41 × 8,679.74
  4. Step 4: Simplify right side
    25,300.59x = 329,408,181.68
  5. Step 5: Solve for x
    x = 329,408,181.68/25,300.59
  6. Step 6: Final answer
    x = 13,019.78

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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.