Home / 11,682.95-17,441.19-11,272.86

Finding the Fourth Proportional to 11,682.95, 17,441.19 and 11,272.86

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Solution

The fourth proportional to 11,682.95, 17,441.19 and 11,272.86 is: 16,828.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.95 : 17,441.19 = 11,272.86 : x
  2. Step 2: Convert to fraction form
    11,682.95/17,441.19 = 11,272.86/x
  3. Step 3: Cross multiply
    11,682.95x = 17,441.19 × 11,272.86
  4. Step 4: Simplify right side
    11,682.95x = 196,612,093.10
  5. Step 5: Solve for x
    x = 196,612,093.10/11,682.95
  6. Step 6: Final answer
    x = 16,828.98

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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.