Home / 27,399.09-37,811.31-16,077.33

Finding the Fourth Proportional to 27,399.09, 37,811.31 and 16,077.33

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Solution

The fourth proportional to 27,399.09, 37,811.31 and 16,077.33 is: 22,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.09 : 37,811.31 = 16,077.33 : x
  2. Step 2: Convert to fraction form
    27,399.09/37,811.31 = 16,077.33/x
  3. Step 3: Cross multiply
    27,399.09x = 37,811.31 × 16,077.33
  4. Step 4: Simplify right side
    27,399.09x = 607,904,908.60
  5. Step 5: Solve for x
    x = 607,904,908.60/27,399.09
  6. Step 6: Final answer
    x = 22,187.05

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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.