Home / 14,910.93-20,556.81-11,261.03

Finding the Fourth Proportional to 14,910.93, 20,556.81 and 11,261.03

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Solution

The fourth proportional to 14,910.93, 20,556.81 and 11,261.03 is: 15,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.93 : 20,556.81 = 11,261.03 : x
  2. Step 2: Convert to fraction form
    14,910.93/20,556.81 = 11,261.03/x
  3. Step 3: Cross multiply
    14,910.93x = 20,556.81 × 11,261.03
  4. Step 4: Simplify right side
    14,910.93x = 231,490,751.33
  5. Step 5: Solve for x
    x = 231,490,751.33/14,910.93
  6. Step 6: Final answer
    x = 15,524.90

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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.