Home / 27,400.09-37,812.69-16,078.33

Finding the Fourth Proportional to 27,400.09, 37,812.69 and 16,078.33

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Solution

The fourth proportional to 27,400.09, 37,812.69 and 16,078.33 is: 22,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,400.09 : 37,812.69 = 16,078.33 : x
  2. Step 2: Convert to fraction form
    27,400.09/37,812.69 = 16,078.33/x
  3. Step 3: Cross multiply
    27,400.09x = 37,812.69 × 16,078.33
  4. Step 4: Simplify right side
    27,400.09x = 607,964,908.01
  5. Step 5: Solve for x
    x = 607,964,908.01/27,400.09
  6. Step 6: Final answer
    x = 22,188.43

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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.