Home / 26,890.24-37,112.32-16,828.80

Finding the Fourth Proportional to 26,890.24, 37,112.32 and 16,828.80

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Solution

The fourth proportional to 26,890.24, 37,112.32 and 16,828.80 is: 23,226.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,890.24 : 37,112.32 = 16,828.80 : x
  2. Step 2: Convert to fraction form
    26,890.24/37,112.32 = 16,828.80/x
  3. Step 3: Cross multiply
    26,890.24x = 37,112.32 × 16,828.80
  4. Step 4: Simplify right side
    26,890.24x = 624,555,810.82
  5. Step 5: Solve for x
    x = 624,555,810.82/26,890.24
  6. Step 6: Final answer
    x = 23,226.12

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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.