Home / 18,106.74-25,001.46-11,736.36

Finding the Fourth Proportional to 18,106.74, 25,001.46 and 11,736.36

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Solution

The fourth proportional to 18,106.74, 25,001.46 and 11,736.36 is: 16,205.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.74 : 25,001.46 = 11,736.36 : x
  2. Step 2: Convert to fraction form
    18,106.74/25,001.46 = 11,736.36/x
  3. Step 3: Cross multiply
    18,106.74x = 25,001.46 × 11,736.36
  4. Step 4: Simplify right side
    18,106.74x = 293,426,135.09
  5. Step 5: Solve for x
    x = 293,426,135.09/18,106.74
  6. Step 6: Final answer
    x = 16,205.35

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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.