Home / 25,285.78-37,927.24-7,755.57

Finding the Fourth Proportional to 25,285.78, 37,927.24 and 7,755.57

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Solution

The fourth proportional to 25,285.78, 37,927.24 and 7,755.57 is: 11,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,285.78 : 37,927.24 = 7,755.57 : x
  2. Step 2: Convert to fraction form
    25,285.78/37,927.24 = 7,755.57/x
  3. Step 3: Cross multiply
    25,285.78x = 37,927.24 × 7,755.57
  4. Step 4: Simplify right side
    25,285.78x = 294,147,364.73
  5. Step 5: Solve for x
    x = 294,147,364.73/25,285.78
  6. Step 6: Final answer
    x = 11,632.92

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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.