Home / 26,672.10-40,022.55-11,883.30

Finding the Fourth Proportional to 26,672.10, 40,022.55 and 11,883.30

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Solution

The fourth proportional to 26,672.10, 40,022.55 and 11,883.30 is: 17,831.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,672.10 : 40,022.55 = 11,883.30 : x
  2. Step 2: Convert to fraction form
    26,672.10/40,022.55 = 11,883.30/x
  3. Step 3: Cross multiply
    26,672.10x = 40,022.55 × 11,883.30
  4. Step 4: Simplify right side
    26,672.10x = 475,599,968.42
  5. Step 5: Solve for x
    x = 475,599,968.42/26,672.10
  6. Step 6: Final answer
    x = 17,831.37

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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.