Home / 20,054.64-27,676.05-11,556.08

Finding the Fourth Proportional to 20,054.64, 27,676.05 and 11,556.08

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Solution

The fourth proportional to 20,054.64, 27,676.05 and 11,556.08 is: 15,947.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,054.64 : 27,676.05 = 11,556.08 : x
  2. Step 2: Convert to fraction form
    20,054.64/27,676.05 = 11,556.08/x
  3. Step 3: Cross multiply
    20,054.64x = 27,676.05 × 11,556.08
  4. Step 4: Simplify right side
    20,054.64x = 319,826,725.63
  5. Step 5: Solve for x
    x = 319,826,725.63/20,054.64
  6. Step 6: Final answer
    x = 15,947.77

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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.