Home / 19,701.10-27,185.34-11,741.77

Finding the Fourth Proportional to 19,701.10, 27,185.34 and 11,741.77

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Solution

The fourth proportional to 19,701.10, 27,185.34 and 11,741.77 is: 16,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.10 : 27,185.34 = 11,741.77 : x
  2. Step 2: Convert to fraction form
    19,701.10/27,185.34 = 11,741.77/x
  3. Step 3: Cross multiply
    19,701.10x = 27,185.34 × 11,741.77
  4. Step 4: Simplify right side
    19,701.10x = 319,204,009.65
  5. Step 5: Solve for x
    x = 319,204,009.65/19,701.10
  6. Step 6: Final answer
    x = 16,202.34

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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.