Home / 18,698.63-25,816.07-11,634.62

Finding the Fourth Proportional to 18,698.63, 25,816.07 and 11,634.62

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Solution

The fourth proportional to 18,698.63, 25,816.07 and 11,634.62 is: 16,063.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698.63 : 25,816.07 = 11,634.62 : x
  2. Step 2: Convert to fraction form
    18,698.63/25,816.07 = 11,634.62/x
  3. Step 3: Cross multiply
    18,698.63x = 25,816.07 × 11,634.62
  4. Step 4: Simplify right side
    18,698.63x = 300,360,106.17
  5. Step 5: Solve for x
    x = 300,360,106.17/18,698.63
  6. Step 6: Final answer
    x = 16,063.21

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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.