Home / 34,376.80-51,550.64-12,195.76

Finding the Fourth Proportional to 34,376.80, 51,550.64 and 12,195.76

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Solution

The fourth proportional to 34,376.80, 51,550.64 and 12,195.76 is: 18,288.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,376.80 : 51,550.64 = 12,195.76 : x
  2. Step 2: Convert to fraction form
    34,376.80/51,550.64 = 12,195.76/x
  3. Step 3: Cross multiply
    34,376.80x = 51,550.64 × 12,195.76
  4. Step 4: Simplify right side
    34,376.80x = 628,699,233.29
  5. Step 5: Solve for x
    x = 628,699,233.29/34,376.80
  6. Step 6: Final answer
    x = 18,288.47

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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.