Home / 18,664.54-25,756.62-10,706.25

Finding the Fourth Proportional to 18,664.54, 25,756.62 and 10,706.25

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Solution

The fourth proportional to 18,664.54, 25,756.62 and 10,706.25 is: 14,774.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,664.54 : 25,756.62 = 10,706.25 : x
  2. Step 2: Convert to fraction form
    18,664.54/25,756.62 = 10,706.25/x
  3. Step 3: Cross multiply
    18,664.54x = 25,756.62 × 10,706.25
  4. Step 4: Simplify right side
    18,664.54x = 275,756,869.31
  5. Step 5: Solve for x
    x = 275,756,869.31/18,664.54
  6. Step 6: Final answer
    x = 14,774.37

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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.