Home / 47,778.70-65,934.21-25,974.83

Finding the Fourth Proportional to 47,778.70, 65,934.21 and 25,974.83

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Solution

The fourth proportional to 47,778.70, 65,934.21 and 25,974.83 is: 35,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,778.70 : 65,934.21 = 25,974.83 : x
  2. Step 2: Convert to fraction form
    47,778.70/65,934.21 = 25,974.83/x
  3. Step 3: Cross multiply
    47,778.70x = 65,934.21 × 25,974.83
  4. Step 4: Simplify right side
    47,778.70x = 1,712,629,895.93
  5. Step 5: Solve for x
    x = 1,712,629,895.93/47,778.70
  6. Step 6: Final answer
    x = 35,845.05

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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.