Home / 19,747.05-27,241.60-11,675.26

Finding the Fourth Proportional to 19,747.05, 27,241.60 and 11,675.26

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Solution

The fourth proportional to 19,747.05, 27,241.60 and 11,675.26 is: 16,106.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,747.05 : 27,241.60 = 11,675.26 : x
  2. Step 2: Convert to fraction form
    19,747.05/27,241.60 = 11,675.26/x
  3. Step 3: Cross multiply
    19,747.05x = 27,241.60 × 11,675.26
  4. Step 4: Simplify right side
    19,747.05x = 318,052,762.82
  5. Step 5: Solve for x
    x = 318,052,762.82/19,747.05
  6. Step 6: Final answer
    x = 16,106.34

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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.