Home / 30,170.44-45,222.81-25,774.57

Finding the Fourth Proportional to 30,170.44, 45,222.81 and 25,774.57

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Solution

The fourth proportional to 30,170.44, 45,222.81 and 25,774.57 is: 38,633.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170.44 : 45,222.81 = 25,774.57 : x
  2. Step 2: Convert to fraction form
    30,170.44/45,222.81 = 25,774.57/x
  3. Step 3: Cross multiply
    30,170.44x = 45,222.81 × 25,774.57
  4. Step 4: Simplify right side
    30,170.44x = 1,165,598,481.94
  5. Step 5: Solve for x
    x = 1,165,598,481.94/30,170.44
  6. Step 6: Final answer
    x = 38,633.79

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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.