Home / 18,247.32-25,180.92-10,289.52

Finding the Fourth Proportional to 18,247.32, 25,180.92 and 10,289.52

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Solution

The fourth proportional to 18,247.32, 25,180.92 and 10,289.52 is: 14,199.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,247.32 : 25,180.92 = 10,289.52 : x
  2. Step 2: Convert to fraction form
    18,247.32/25,180.92 = 10,289.52/x
  3. Step 3: Cross multiply
    18,247.32x = 25,180.92 × 10,289.52
  4. Step 4: Simplify right side
    18,247.32x = 259,099,579.96
  5. Step 5: Solve for x
    x = 259,099,579.96/18,247.32
  6. Step 6: Final answer
    x = 14,199.32

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