Home / 25,317.36-37,976.13-7,787.07

Finding the Fourth Proportional to 25,317.36, 37,976.13 and 7,787.07

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Solution

The fourth proportional to 25,317.36, 37,976.13 and 7,787.07 is: 11,680.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,317.36 : 37,976.13 = 7,787.07 : x
  2. Step 2: Convert to fraction form
    25,317.36/37,976.13 = 7,787.07/x
  3. Step 3: Cross multiply
    25,317.36x = 37,976.13 × 7,787.07
  4. Step 4: Simplify right side
    25,317.36x = 295,722,782.64
  5. Step 5: Solve for x
    x = 295,722,782.64/25,317.36
  6. Step 6: Final answer
    x = 11,680.63

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Similar ratio
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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.