Home / 17,185.32-25,742.16-13,835.52

Finding the Fourth Proportional to 17,185.32, 25,742.16 and 13,835.52

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Solution

The fourth proportional to 17,185.32, 25,742.16 and 13,835.52 is: 20,724.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.32 : 25,742.16 = 13,835.52 : x
  2. Step 2: Convert to fraction form
    17,185.32/25,742.16 = 13,835.52/x
  3. Step 3: Cross multiply
    17,185.32x = 25,742.16 × 13,835.52
  4. Step 4: Simplify right side
    17,185.32x = 356,156,169.52
  5. Step 5: Solve for x
    x = 356,156,169.52/17,185.32
  6. Step 6: Final answer
    x = 20,724.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.