Home / 27,401.09-37,809.45-16,640.37

Finding the Fourth Proportional to 27,401.09, 37,809.45 and 16,640.37

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Solution

The fourth proportional to 27,401.09, 37,809.45 and 16,640.37 is: 22,961.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,401.09 : 37,809.45 = 16,640.37 : x
  2. Step 2: Convert to fraction form
    27,401.09/37,809.45 = 16,640.37/x
  3. Step 3: Cross multiply
    27,401.09x = 37,809.45 × 16,640.37
  4. Step 4: Simplify right side
    27,401.09x = 629,163,048.45
  5. Step 5: Solve for x
    x = 629,163,048.45/27,401.09
  6. Step 6: Final answer
    x = 22,961.24

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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.