Home / 28,873.86-39,844.27-16,936.28

Finding the Fourth Proportional to 28,873.86, 39,844.27 and 16,936.28

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Solution

The fourth proportional to 28,873.86, 39,844.27 and 16,936.28 is: 23,371.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873.86 : 39,844.27 = 16,936.28 : x
  2. Step 2: Convert to fraction form
    28,873.86/39,844.27 = 16,936.28/x
  3. Step 3: Cross multiply
    28,873.86x = 39,844.27 × 16,936.28
  4. Step 4: Simplify right side
    28,873.86x = 674,813,713.12
  5. Step 5: Solve for x
    x = 674,813,713.12/28,873.86
  6. Step 6: Final answer
    x = 23,371.09

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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.