Home / 25,112.45-37,667.58-7,581.75

Finding the Fourth Proportional to 25,112.45, 37,667.58 and 7,581.75

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Solution

The fourth proportional to 25,112.45, 37,667.58 and 7,581.75 is: 11,372.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,112.45 : 37,667.58 = 7,581.75 : x
  2. Step 2: Convert to fraction form
    25,112.45/37,667.58 = 7,581.75/x
  3. Step 3: Cross multiply
    25,112.45x = 37,667.58 × 7,581.75
  4. Step 4: Simplify right side
    25,112.45x = 285,586,174.67
  5. Step 5: Solve for x
    x = 285,586,174.67/25,112.45
  6. Step 6: Final answer
    x = 11,372.30

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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.