Home / 25,271.32-37,906.80-12,083.80

Finding the Fourth Proportional to 25,271.32, 37,906.80 and 12,083.80

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Solution

The fourth proportional to 25,271.32, 37,906.80 and 12,083.80 is: 18,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.32 : 37,906.80 = 12,083.80 : x
  2. Step 2: Convert to fraction form
    25,271.32/37,906.80 = 12,083.80/x
  3. Step 3: Cross multiply
    25,271.32x = 37,906.80 × 12,083.80
  4. Step 4: Simplify right side
    25,271.32x = 458,058,189.84
  5. Step 5: Solve for x
    x = 458,058,189.84/25,271.32
  6. Step 6: Final answer
    x = 18,125.61

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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.