Home / 25,207.82-37,817.37-7,679.03

Finding the Fourth Proportional to 25,207.82, 37,817.37 and 7,679.03

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Solution

The fourth proportional to 25,207.82, 37,817.37 and 7,679.03 is: 11,520.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207.82 : 37,817.37 = 7,679.03 : x
  2. Step 2: Convert to fraction form
    25,207.82/37,817.37 = 7,679.03/x
  3. Step 3: Cross multiply
    25,207.82x = 37,817.37 × 7,679.03
  4. Step 4: Simplify right side
    25,207.82x = 290,400,718.75
  5. Step 5: Solve for x
    x = 290,400,718.75/25,207.82
  6. Step 6: Final answer
    x = 11,520.26

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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.