Home / 18,604.47-25,673.75-10,106.42

Finding the Fourth Proportional to 18,604.47, 25,673.75 and 10,106.42

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Solution

The fourth proportional to 18,604.47, 25,673.75 and 10,106.42 is: 13,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,604.47 : 25,673.75 = 10,106.42 : x
  2. Step 2: Convert to fraction form
    18,604.47/25,673.75 = 10,106.42/x
  3. Step 3: Cross multiply
    18,604.47x = 25,673.75 × 10,106.42
  4. Step 4: Simplify right side
    18,604.47x = 259,469,559.47
  5. Step 5: Solve for x
    x = 259,469,559.47/18,604.47
  6. Step 6: Final answer
    x = 13,946.62

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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.