Home / 27,145.16-40,763.97-17,673.60

Finding the Fourth Proportional to 27,145.16, 40,763.97 and 17,673.60

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Solution

The fourth proportional to 27,145.16, 40,763.97 and 17,673.60 is: 26,540.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,145.16 : 40,763.97 = 17,673.60 : x
  2. Step 2: Convert to fraction form
    27,145.16/40,763.97 = 17,673.60/x
  3. Step 3: Cross multiply
    27,145.16x = 40,763.97 × 17,673.60
  4. Step 4: Simplify right side
    27,145.16x = 720,446,100.19
  5. Step 5: Solve for x
    x = 720,446,100.19/27,145.16
  6. Step 6: Final answer
    x = 26,540.50

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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.