Home / 17,639.12-24,339.24-11,360

Finding the Fourth Proportional to 17,639.12, 24,339.24 and 11,360

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Solution

The fourth proportional to 17,639.12, 24,339.24 and 11,360 is: 15,675.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.12 : 24,339.24 = 11,360 : x
  2. Step 2: Convert to fraction form
    17,639.12/24,339.24 = 11,360/x
  3. Step 3: Cross multiply
    17,639.12x = 24,339.24 × 11,360
  4. Step 4: Simplify right side
    17,639.12x = 276,493,766.40
  5. Step 5: Solve for x
    x = 276,493,766.40/17,639.12
  6. Step 6: Final answer
    x = 15,675.03

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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.