Home / 25,276.78-37,919.62-8,632.91

Finding the Fourth Proportional to 25,276.78, 37,919.62 and 8,632.91

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Solution

The fourth proportional to 25,276.78, 37,919.62 and 8,632.91 is: 12,950.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.78 : 37,919.62 = 8,632.91 : x
  2. Step 2: Convert to fraction form
    25,276.78/37,919.62 = 8,632.91/x
  3. Step 3: Cross multiply
    25,276.78x = 37,919.62 × 8,632.91
  4. Step 4: Simplify right side
    25,276.78x = 327,356,558.99
  5. Step 5: Solve for x
    x = 327,356,558.99/25,276.78
  6. Step 6: Final answer
    x = 12,950.88

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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.