Home / 26,222.58-39,321.77-8,450.06

Finding the Fourth Proportional to 26,222.58, 39,321.77 and 8,450.06

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Solution

The fourth proportional to 26,222.58, 39,321.77 and 8,450.06 is: 12,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,222.58 : 39,321.77 = 8,450.06 : x
  2. Step 2: Convert to fraction form
    26,222.58/39,321.77 = 8,450.06/x
  3. Step 3: Cross multiply
    26,222.58x = 39,321.77 × 8,450.06
  4. Step 4: Simplify right side
    26,222.58x = 332,271,076.95
  5. Step 5: Solve for x
    x = 332,271,076.95/26,222.58
  6. Step 6: Final answer
    x = 12,671.18

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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.