Home / 21,696.04-29,911.56-17,234.56

Finding the Fourth Proportional to 21,696.04, 29,911.56 and 17,234.56

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Solution

The fourth proportional to 21,696.04, 29,911.56 and 17,234.56 is: 23,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,696.04 : 29,911.56 = 17,234.56 : x
  2. Step 2: Convert to fraction form
    21,696.04/29,911.56 = 17,234.56/x
  3. Step 3: Cross multiply
    21,696.04x = 29,911.56 × 17,234.56
  4. Step 4: Simplify right side
    21,696.04x = 515,512,575.51
  5. Step 5: Solve for x
    x = 515,512,575.51/21,696.04
  6. Step 6: Final answer
    x = 23,760.68

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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.