Home / 18,264.56-25,205.46-10,716.68

Finding the Fourth Proportional to 18,264.56, 25,205.46 and 10,716.68

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Solution

The fourth proportional to 18,264.56, 25,205.46 and 10,716.68 is: 14,789.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,264.56 : 25,205.46 = 10,716.68 : x
  2. Step 2: Convert to fraction form
    18,264.56/25,205.46 = 10,716.68/x
  3. Step 3: Cross multiply
    18,264.56x = 25,205.46 × 10,716.68
  4. Step 4: Simplify right side
    18,264.56x = 270,118,849.07
  5. Step 5: Solve for x
    x = 270,118,849.07/18,264.56
  6. Step 6: Final answer
    x = 14,789.23

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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.