Home / 26,968.66-40,399.60-12,717.63

Finding the Fourth Proportional to 26,968.66, 40,399.60 and 12,717.63

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Solution

The fourth proportional to 26,968.66, 40,399.60 and 12,717.63 is: 19,051.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.66 : 40,399.60 = 12,717.63 : x
  2. Step 2: Convert to fraction form
    26,968.66/40,399.60 = 12,717.63/x
  3. Step 3: Cross multiply
    26,968.66x = 40,399.60 × 12,717.63
  4. Step 4: Simplify right side
    26,968.66x = 513,787,164.95
  5. Step 5: Solve for x
    x = 513,787,164.95/26,968.66
  6. Step 6: Final answer
    x = 19,051.27

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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.