Home / 17,217.92-23,759.28-9,662.72

Finding the Fourth Proportional to 17,217.92, 23,759.28 and 9,662.72

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Solution

The fourth proportional to 17,217.92, 23,759.28 and 9,662.72 is: 13,333.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.92 : 23,759.28 = 9,662.72 : x
  2. Step 2: Convert to fraction form
    17,217.92/23,759.28 = 9,662.72/x
  3. Step 3: Cross multiply
    17,217.92x = 23,759.28 × 9,662.72
  4. Step 4: Simplify right side
    17,217.92x = 229,579,270.04
  5. Step 5: Solve for x
    x = 229,579,270.04/17,217.92
  6. Step 6: Final answer
    x = 13,333.74

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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.