Home / 43,820.84-65,739.42-14,230.73

Finding the Fourth Proportional to 43,820.84, 65,739.42 and 14,230.73

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Solution

The fourth proportional to 43,820.84, 65,739.42 and 14,230.73 is: 21,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,820.84 : 65,739.42 = 14,230.73 : x
  2. Step 2: Convert to fraction form
    43,820.84/65,739.42 = 14,230.73/x
  3. Step 3: Cross multiply
    43,820.84x = 65,739.42 × 14,230.73
  4. Step 4: Simplify right side
    43,820.84x = 935,519,607.68
  5. Step 5: Solve for x
    x = 935,519,607.68/43,820.84
  6. Step 6: Final answer
    x = 21,348.74

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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.