Home / 25,331.54-37,997.71-7,801.31

Finding the Fourth Proportional to 25,331.54, 37,997.71 and 7,801.31

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Solution

The fourth proportional to 25,331.54, 37,997.71 and 7,801.31 is: 11,702.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,331.54 : 37,997.71 = 7,801.31 : x
  2. Step 2: Convert to fraction form
    25,331.54/37,997.71 = 7,801.31/x
  3. Step 3: Cross multiply
    25,331.54x = 37,997.71 × 7,801.31
  4. Step 4: Simplify right side
    25,331.54x = 296,431,990.49
  5. Step 5: Solve for x
    x = 296,431,990.49/25,331.54
  6. Step 6: Final answer
    x = 11,702.09

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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.