Home / 17,272.20-23,835.59-9,718.54

Finding the Fourth Proportional to 17,272.20, 23,835.59 and 9,718.54

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Solution

The fourth proportional to 17,272.20, 23,835.59 and 9,718.54 is: 13,411.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,272.20 : 23,835.59 = 9,718.54 : x
  2. Step 2: Convert to fraction form
    17,272.20/23,835.59 = 9,718.54/x
  3. Step 3: Cross multiply
    17,272.20x = 23,835.59 × 9,718.54
  4. Step 4: Simplify right side
    17,272.20x = 231,647,258.03
  5. Step 5: Solve for x
    x = 231,647,258.03/17,272.20
  6. Step 6: Final answer
    x = 13,411.57

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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.