Home / 18,246.18-25,181.96-10,288.24

Finding the Fourth Proportional to 18,246.18, 25,181.96 and 10,288.24

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Solution

The fourth proportional to 18,246.18, 25,181.96 and 10,288.24 is: 14,199.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,246.18 : 25,181.96 = 10,288.24 : x
  2. Step 2: Convert to fraction form
    18,246.18/25,181.96 = 10,288.24/x
  3. Step 3: Cross multiply
    18,246.18x = 25,181.96 × 10,288.24
  4. Step 4: Simplify right side
    18,246.18x = 259,078,073.87
  5. Step 5: Solve for x
    x = 259,078,073.87/18,246.18
  6. Step 6: Final answer
    x = 14,199.03

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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.