Home / 32,906.91-45,408.51-20,154.27

Finding the Fourth Proportional to 32,906.91, 45,408.51 and 20,154.27

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Solution

The fourth proportional to 32,906.91, 45,408.51 and 20,154.27 is: 27,811.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,906.91 : 45,408.51 = 20,154.27 : x
  2. Step 2: Convert to fraction form
    32,906.91/45,408.51 = 20,154.27/x
  3. Step 3: Cross multiply
    32,906.91x = 45,408.51 × 20,154.27
  4. Step 4: Simplify right side
    32,906.91x = 915,175,370.84
  5. Step 5: Solve for x
    x = 915,175,370.84/32,906.91
  6. Step 6: Final answer
    x = 27,811.04

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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.