Home / 11,682.21-17,433.92-10,435.62

Finding the Fourth Proportional to 11,682.21, 17,433.92 and 10,435.62

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Solution

The fourth proportional to 11,682.21, 17,433.92 and 10,435.62 is: 15,573.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.21 : 17,433.92 = 10,435.62 : x
  2. Step 2: Convert to fraction form
    11,682.21/17,433.92 = 10,435.62/x
  3. Step 3: Cross multiply
    11,682.21x = 17,433.92 × 10,435.62
  4. Step 4: Simplify right side
    11,682.21x = 181,933,712.05
  5. Step 5: Solve for x
    x = 181,933,712.05/11,682.21
  6. Step 6: Final answer
    x = 15,573.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.