Home / 27,958.08-38,582.44-16,021.16

Finding the Fourth Proportional to 27,958.08, 38,582.44 and 16,021.16

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Solution

The fourth proportional to 27,958.08, 38,582.44 and 16,021.16 is: 22,109.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958.08 : 38,582.44 = 16,021.16 : x
  2. Step 2: Convert to fraction form
    27,958.08/38,582.44 = 16,021.16/x
  3. Step 3: Cross multiply
    27,958.08x = 38,582.44 × 16,021.16
  4. Step 4: Simplify right side
    27,958.08x = 618,135,444.43
  5. Step 5: Solve for x
    x = 618,135,444.43/27,958.08
  6. Step 6: Final answer
    x = 22,109.37

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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.