Home / 18,163.30-25,062.69-10,203.94

Finding the Fourth Proportional to 18,163.30, 25,062.69 and 10,203.94

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Solution

The fourth proportional to 18,163.30, 25,062.69 and 10,203.94 is: 14,079.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.30 : 25,062.69 = 10,203.94 : x
  2. Step 2: Convert to fraction form
    18,163.30/25,062.69 = 10,203.94/x
  3. Step 3: Cross multiply
    18,163.30x = 25,062.69 × 10,203.94
  4. Step 4: Simplify right side
    18,163.30x = 255,738,185.00
  5. Step 5: Solve for x
    x = 255,738,185.00/18,163.30
  6. Step 6: Final answer
    x = 14,079.94

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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.