Home / 30,380.22-45,584.37-11,654.01

Finding the Fourth Proportional to 30,380.22, 45,584.37 and 11,654.01

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Solution

The fourth proportional to 30,380.22, 45,584.37 and 11,654.01 is: 17,486.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,380.22 : 45,584.37 = 11,654.01 : x
  2. Step 2: Convert to fraction form
    30,380.22/45,584.37 = 11,654.01/x
  3. Step 3: Cross multiply
    30,380.22x = 45,584.37 × 11,654.01
  4. Step 4: Simplify right side
    30,380.22x = 531,240,703.82
  5. Step 5: Solve for x
    x = 531,240,703.82/30,380.22
  6. Step 6: Final answer
    x = 17,486.40

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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.