Home / 29,638.35-44,408.16-20,854.81

Finding the Fourth Proportional to 29,638.35, 44,408.16 and 20,854.81

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Solution

The fourth proportional to 29,638.35, 44,408.16 and 20,854.81 is: 31,247.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,638.35 : 44,408.16 = 20,854.81 : x
  2. Step 2: Convert to fraction form
    29,638.35/44,408.16 = 20,854.81/x
  3. Step 3: Cross multiply
    29,638.35x = 44,408.16 × 20,854.81
  4. Step 4: Simplify right side
    29,638.35x = 926,123,628.23
  5. Step 5: Solve for x
    x = 926,123,628.23/29,638.35
  6. Step 6: Final answer
    x = 31,247.48

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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.