Home / 28,185.99-38,896.59-16,249.26

Finding the Fourth Proportional to 28,185.99, 38,896.59 and 16,249.26

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Solution

The fourth proportional to 28,185.99, 38,896.59 and 16,249.26 is: 22,423.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,185.99 : 38,896.59 = 16,249.26 : x
  2. Step 2: Convert to fraction form
    28,185.99/38,896.59 = 16,249.26/x
  3. Step 3: Cross multiply
    28,185.99x = 38,896.59 × 16,249.26
  4. Step 4: Simplify right side
    28,185.99x = 632,040,804.02
  5. Step 5: Solve for x
    x = 632,040,804.02/28,185.99
  6. Step 6: Final answer
    x = 22,423.93

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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.