Home / 18,745.98-25,859.41-12,366.26

Finding the Fourth Proportional to 18,745.98, 25,859.41 and 12,366.26

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Solution

The fourth proportional to 18,745.98, 25,859.41 and 12,366.26 is: 17,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,745.98 : 25,859.41 = 12,366.26 : x
  2. Step 2: Convert to fraction form
    18,745.98/25,859.41 = 12,366.26/x
  3. Step 3: Cross multiply
    18,745.98x = 25,859.41 × 12,366.26
  4. Step 4: Simplify right side
    18,745.98x = 319,784,187.51
  5. Step 5: Solve for x
    x = 319,784,187.51/18,745.98
  6. Step 6: Final answer
    x = 17,058.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.