Home / 34,457.35-51,687.97-12,270.73

Finding the Fourth Proportional to 34,457.35, 51,687.97 and 12,270.73

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Solution

The fourth proportional to 34,457.35, 51,687.97 and 12,270.73 is: 18,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,457.35 : 51,687.97 = 12,270.73 : x
  2. Step 2: Convert to fraction form
    34,457.35/51,687.97 = 12,270.73/x
  3. Step 3: Cross multiply
    34,457.35x = 51,687.97 × 12,270.73
  4. Step 4: Simplify right side
    34,457.35x = 634,249,010.24
  5. Step 5: Solve for x
    x = 634,249,010.24/34,457.35
  6. Step 6: Final answer
    x = 18,406.78

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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.