Home / 23,786.78-32,794.63-20,465.27

Finding the Fourth Proportional to 23,786.78, 32,794.63 and 20,465.27

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Solution

The fourth proportional to 23,786.78, 32,794.63 and 20,465.27 is: 28,215.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,786.78 : 32,794.63 = 20,465.27 : x
  2. Step 2: Convert to fraction form
    23,786.78/32,794.63 = 20,465.27/x
  3. Step 3: Cross multiply
    23,786.78x = 32,794.63 × 20,465.27
  4. Step 4: Simplify right side
    23,786.78x = 671,150,742.36
  5. Step 5: Solve for x
    x = 671,150,742.36/23,786.78
  6. Step 6: Final answer
    x = 28,215.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.