Home / 18,666.44-25,759.94-10,708.36

Finding the Fourth Proportional to 18,666.44, 25,759.94 and 10,708.36

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Solution

The fourth proportional to 18,666.44, 25,759.94 and 10,708.36 is: 14,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,666.44 : 25,759.94 = 10,708.36 : x
  2. Step 2: Convert to fraction form
    18,666.44/25,759.94 = 10,708.36/x
  3. Step 3: Cross multiply
    18,666.44x = 25,759.94 × 10,708.36
  4. Step 4: Simplify right side
    18,666.44x = 275,846,711.10
  5. Step 5: Solve for x
    x = 275,846,711.10/18,666.44
  6. Step 6: Final answer
    x = 14,777.68

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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.