Home / 18,605.24-25,674.56-10,107.06

Finding the Fourth Proportional to 18,605.24, 25,674.56 and 10,107.06

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Solution

The fourth proportional to 18,605.24, 25,674.56 and 10,107.06 is: 13,947.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,605.24 : 25,674.56 = 10,107.06 : x
  2. Step 2: Convert to fraction form
    18,605.24/25,674.56 = 10,107.06/x
  3. Step 3: Cross multiply
    18,605.24x = 25,674.56 × 10,107.06
  4. Step 4: Simplify right side
    18,605.24x = 259,494,318.39
  5. Step 5: Solve for x
    x = 259,494,318.39/18,605.24
  6. Step 6: Final answer
    x = 13,947.38

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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.