Home / 18,359.97-25,333.09-10,806.64

Finding the Fourth Proportional to 18,359.97, 25,333.09 and 10,806.64

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Solution

The fourth proportional to 18,359.97, 25,333.09 and 10,806.64 is: 14,911.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.97 : 25,333.09 = 10,806.64 : x
  2. Step 2: Convert to fraction form
    18,359.97/25,333.09 = 10,806.64/x
  3. Step 3: Cross multiply
    18,359.97x = 25,333.09 × 10,806.64
  4. Step 4: Simplify right side
    18,359.97x = 273,765,583.72
  5. Step 5: Solve for x
    x = 273,765,583.72/18,359.97
  6. Step 6: Final answer
    x = 14,911.00

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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.