Home / 21,584.54-29,727.10-18,599.29

Finding the Fourth Proportional to 21,584.54, 29,727.10 and 18,599.29

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Solution

The fourth proportional to 21,584.54, 29,727.10 and 18,599.29 is: 25,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,584.54 : 29,727.10 = 18,599.29 : x
  2. Step 2: Convert to fraction form
    21,584.54/29,727.10 = 18,599.29/x
  3. Step 3: Cross multiply
    21,584.54x = 29,727.10 × 18,599.29
  4. Step 4: Simplify right side
    21,584.54x = 552,902,902.69
  5. Step 5: Solve for x
    x = 552,902,902.69/21,584.54
  6. Step 6: Final answer
    x = 25,615.69

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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.