Home / 26,868.36-37,072.16-16,668.56

Finding the Fourth Proportional to 26,868.36, 37,072.16 and 16,668.56

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Solution

The fourth proportional to 26,868.36, 37,072.16 and 16,668.56 is: 22,998.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,868.36 : 37,072.16 = 16,668.56 : x
  2. Step 2: Convert to fraction form
    26,868.36/37,072.16 = 16,668.56/x
  3. Step 3: Cross multiply
    26,868.36x = 37,072.16 × 16,668.56
  4. Step 4: Simplify right side
    26,868.36x = 617,939,523.29
  5. Step 5: Solve for x
    x = 617,939,523.29/26,868.36
  6. Step 6: Final answer
    x = 22,998.78

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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.