Home / 25,311.06-37,956.06-8,667.72

Finding the Fourth Proportional to 25,311.06, 37,956.06 and 8,667.72

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Solution

The fourth proportional to 25,311.06, 37,956.06 and 8,667.72 is: 12,997.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,311.06 : 37,956.06 = 8,667.72 : x
  2. Step 2: Convert to fraction form
    25,311.06/37,956.06 = 8,667.72/x
  3. Step 3: Cross multiply
    25,311.06x = 37,956.06 × 8,667.72
  4. Step 4: Simplify right side
    25,311.06x = 328,992,500.38
  5. Step 5: Solve for x
    x = 328,992,500.38/25,311.06
  6. Step 6: Final answer
    x = 12,997.97

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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.