Home / 26,606.72-39,921.84-13,953.44

Finding the Fourth Proportional to 26,606.72, 39,921.84 and 13,953.44

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Solution

The fourth proportional to 26,606.72, 39,921.84 and 13,953.44 is: 20,936.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,606.72 : 39,921.84 = 13,953.44 : x
  2. Step 2: Convert to fraction form
    26,606.72/39,921.84 = 13,953.44/x
  3. Step 3: Cross multiply
    26,606.72x = 39,921.84 × 13,953.44
  4. Step 4: Simplify right side
    26,606.72x = 557,046,999.13
  5. Step 5: Solve for x
    x = 557,046,999.13/26,606.72
  6. Step 6: Final answer
    x = 20,936.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.