Home / 21,593.54-29,739.51-18,608.29

Finding the Fourth Proportional to 21,593.54, 29,739.51 and 18,608.29

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Solution

The fourth proportional to 21,593.54, 29,739.51 and 18,608.29 is: 25,628.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,593.54 : 29,739.51 = 18,608.29 : x
  2. Step 2: Convert to fraction form
    21,593.54/29,739.51 = 18,608.29/x
  3. Step 3: Cross multiply
    21,593.54x = 29,739.51 × 18,608.29
  4. Step 4: Simplify right side
    21,593.54x = 553,401,352.19
  5. Step 5: Solve for x
    x = 553,401,352.19/21,593.54
  6. Step 6: Final answer
    x = 25,628.09

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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.