Home / 27,736.88-38,279.58-16,410.02

Finding the Fourth Proportional to 27,736.88, 38,279.58 and 16,410.02

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Solution

The fourth proportional to 27,736.88, 38,279.58 and 16,410.02 is: 22,647.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736.88 : 38,279.58 = 16,410.02 : x
  2. Step 2: Convert to fraction form
    27,736.88/38,279.58 = 16,410.02/x
  3. Step 3: Cross multiply
    27,736.88x = 38,279.58 × 16,410.02
  4. Step 4: Simplify right side
    27,736.88x = 628,168,399.94
  5. Step 5: Solve for x
    x = 628,168,399.94/27,736.88
  6. Step 6: Final answer
    x = 22,647.41

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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.