Home / 17,290.29-23,705.07-16,975.05

Finding the Fourth Proportional to 17,290.29, 23,705.07 and 16,975.05

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Solution

The fourth proportional to 17,290.29, 23,705.07 and 16,975.05 is: 23,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.29 : 23,705.07 = 16,975.05 : x
  2. Step 2: Convert to fraction form
    17,290.29/23,705.07 = 16,975.05/x
  3. Step 3: Cross multiply
    17,290.29x = 23,705.07 × 16,975.05
  4. Step 4: Simplify right side
    17,290.29x = 402,394,783.73
  5. Step 5: Solve for x
    x = 402,394,783.73/17,290.29
  6. Step 6: Final answer
    x = 23,272.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.