Home / 47,629.42-65,728.29-26,408.68

Finding the Fourth Proportional to 47,629.42, 65,728.29 and 26,408.68

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Solution

The fourth proportional to 47,629.42, 65,728.29 and 26,408.68 is: 36,443.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,629.42 : 65,728.29 = 26,408.68 : x
  2. Step 2: Convert to fraction form
    47,629.42/65,728.29 = 26,408.68/x
  3. Step 3: Cross multiply
    47,629.42x = 65,728.29 × 26,408.68
  4. Step 4: Simplify right side
    47,629.42x = 1,735,797,377.56
  5. Step 5: Solve for x
    x = 1,735,797,377.56/47,629.42
  6. Step 6: Final answer
    x = 36,443.81

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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.