Home / 27,021.05-37,289.67-16,949.91

Finding the Fourth Proportional to 27,021.05, 37,289.67 and 16,949.91

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Solution

The fourth proportional to 27,021.05, 37,289.67 and 16,949.91 is: 23,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,021.05 : 37,289.67 = 16,949.91 : x
  2. Step 2: Convert to fraction form
    27,021.05/37,289.67 = 16,949.91/x
  3. Step 3: Cross multiply
    27,021.05x = 37,289.67 × 16,949.91
  4. Step 4: Simplify right side
    27,021.05x = 632,056,550.43
  5. Step 5: Solve for x
    x = 632,056,550.43/27,021.05
  6. Step 6: Final answer
    x = 23,391.27

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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.