Home / 27,111.96-37,416.84-15,175.11

Finding the Fourth Proportional to 27,111.96, 37,416.84 and 15,175.11

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Solution

The fourth proportional to 27,111.96, 37,416.84 and 15,175.11 is: 20,942.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,111.96 : 37,416.84 = 15,175.11 : x
  2. Step 2: Convert to fraction form
    27,111.96/37,416.84 = 15,175.11/x
  3. Step 3: Cross multiply
    27,111.96x = 37,416.84 × 15,175.11
  4. Step 4: Simplify right side
    27,111.96x = 567,804,662.85
  5. Step 5: Solve for x
    x = 567,804,662.85/27,111.96
  6. Step 6: Final answer
    x = 20,942.96

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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.