Home / 18,240.37-25,172.03-10,174.73

Finding the Fourth Proportional to 18,240.37, 25,172.03 and 10,174.73

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Solution

The fourth proportional to 18,240.37, 25,172.03 and 10,174.73 is: 14,041.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,240.37 : 25,172.03 = 10,174.73 : x
  2. Step 2: Convert to fraction form
    18,240.37/25,172.03 = 10,174.73/x
  3. Step 3: Cross multiply
    18,240.37x = 25,172.03 × 10,174.73
  4. Step 4: Simplify right side
    18,240.37x = 256,118,508.38
  5. Step 5: Solve for x
    x = 256,118,508.38/18,240.37
  6. Step 6: Final answer
    x = 14,041.30

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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.