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Finding the Fourth Proportional to 22,668.96, 33,972.39 and 17,117.76

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Solution

The fourth proportional to 22,668.96, 33,972.39 and 17,117.76 is: 25,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,668.96 : 33,972.39 = 17,117.76 : x
  2. Step 2: Convert to fraction form
    22,668.96/33,972.39 = 17,117.76/x
  3. Step 3: Cross multiply
    22,668.96x = 33,972.39 × 17,117.76
  4. Step 4: Simplify right side
    22,668.96x = 581,531,218.65
  5. Step 5: Solve for x
    x = 581,531,218.65/22,668.96
  6. Step 6: Final answer
    x = 25,653.19

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1.5x scale

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.