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Finding the Fourth Proportional to 17,295.84, 23,867.91 and 9,639.09

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Solution

The fourth proportional to 17,295.84, 23,867.91 and 9,639.09 is: 13,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,295.84 : 23,867.91 = 9,639.09 : x
  2. Step 2: Convert to fraction form
    17,295.84/23,867.91 = 9,639.09/x
  3. Step 3: Cross multiply
    17,295.84x = 23,867.91 × 9,639.09
  4. Step 4: Simplify right side
    17,295.84x = 230,064,932.60
  5. Step 5: Solve for x
    x = 230,064,932.60/17,295.84
  6. Step 6: Final answer
    x = 13,301.75

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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.