Home / 28,944.48-39,945.53-16,198.94

Finding the Fourth Proportional to 28,944.48, 39,945.53 and 16,198.94

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Solution

The fourth proportional to 28,944.48, 39,945.53 and 16,198.94 is: 22,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,944.48 : 39,945.53 = 16,198.94 : x
  2. Step 2: Convert to fraction form
    28,944.48/39,945.53 = 16,198.94/x
  3. Step 3: Cross multiply
    28,944.48x = 39,945.53 × 16,198.94
  4. Step 4: Simplify right side
    28,944.48x = 647,075,243.74
  5. Step 5: Solve for x
    x = 647,075,243.74/28,944.48
  6. Step 6: Final answer
    x = 22,355.74

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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.