Home / 18,579.33-25,637.78-11,024.36

Finding the Fourth Proportional to 18,579.33, 25,637.78 and 11,024.36

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Solution

The fourth proportional to 18,579.33, 25,637.78 and 11,024.36 is: 15,212.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,579.33 : 25,637.78 = 11,024.36 : x
  2. Step 2: Convert to fraction form
    18,579.33/25,637.78 = 11,024.36/x
  3. Step 3: Cross multiply
    18,579.33x = 25,637.78 × 11,024.36
  4. Step 4: Simplify right side
    18,579.33x = 282,640,111.83
  5. Step 5: Solve for x
    x = 282,640,111.83/18,579.33
  6. Step 6: Final answer
    x = 15,212.61

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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.