Home / 18,106.09-27,025.97-16,836.95

Finding the Fourth Proportional to 18,106.09, 27,025.97 and 16,836.95

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Solution

The fourth proportional to 18,106.09, 27,025.97 and 16,836.95 is: 25,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,106.09 : 27,025.97 = 16,836.95 : x
  2. Step 2: Convert to fraction form
    18,106.09/27,025.97 = 16,836.95/x
  3. Step 3: Cross multiply
    18,106.09x = 27,025.97 × 16,836.95
  4. Step 4: Simplify right side
    18,106.09x = 455,034,888.97
  5. Step 5: Solve for x
    x = 455,034,888.97/18,106.09
  6. Step 6: Final answer
    x = 25,131.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.