Home / 17,641.80-26,439.62-13,466.25

Finding the Fourth Proportional to 17,641.80, 26,439.62 and 13,466.25

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Solution

The fourth proportional to 17,641.80, 26,439.62 and 13,466.25 is: 20,181.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,641.80 : 26,439.62 = 13,466.25 : x
  2. Step 2: Convert to fraction form
    17,641.80/26,439.62 = 13,466.25/x
  3. Step 3: Cross multiply
    17,641.80x = 26,439.62 × 13,466.25
  4. Step 4: Simplify right side
    17,641.80x = 356,042,465.49
  5. Step 5: Solve for x
    x = 356,042,465.49/17,641.80
  6. Step 6: Final answer
    x = 20,181.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.