Home / 25,726.93-38,529.91-12,537.97

Finding the Fourth Proportional to 25,726.93, 38,529.91 and 12,537.97

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Solution

The fourth proportional to 25,726.93, 38,529.91 and 12,537.97 is: 18,777.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,726.93 : 38,529.91 = 12,537.97 : x
  2. Step 2: Convert to fraction form
    25,726.93/38,529.91 = 12,537.97/x
  3. Step 3: Cross multiply
    25,726.93x = 38,529.91 × 12,537.97
  4. Step 4: Simplify right side
    25,726.93x = 483,086,855.68
  5. Step 5: Solve for x
    x = 483,086,855.68/25,726.93
  6. Step 6: Final answer
    x = 18,777.48

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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.