Home / 25,290.96-37,936.41-7,521.55

Finding the Fourth Proportional to 25,290.96, 37,936.41 and 7,521.55

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Solution

The fourth proportional to 25,290.96, 37,936.41 and 7,521.55 is: 11,282.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,290.96 : 37,936.41 = 7,521.55 : x
  2. Step 2: Convert to fraction form
    25,290.96/37,936.41 = 7,521.55/x
  3. Step 3: Cross multiply
    25,290.96x = 37,936.41 × 7,521.55
  4. Step 4: Simplify right side
    25,290.96x = 285,340,481.13
  5. Step 5: Solve for x
    x = 285,340,481.13/25,290.96
  6. Step 6: Final answer
    x = 11,282.31

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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.