Home / 18,656.06-25,745.38-10,272.50

Finding the Fourth Proportional to 18,656.06, 25,745.38 and 10,272.50

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Solution

The fourth proportional to 18,656.06, 25,745.38 and 10,272.50 is: 14,176.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,656.06 : 25,745.38 = 10,272.50 : x
  2. Step 2: Convert to fraction form
    18,656.06/25,745.38 = 10,272.50/x
  3. Step 3: Cross multiply
    18,656.06x = 25,745.38 × 10,272.50
  4. Step 4: Simplify right side
    18,656.06x = 264,469,416.05
  5. Step 5: Solve for x
    x = 264,469,416.05/18,656.06
  6. Step 6: Final answer
    x = 14,176.06

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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.