Home / 30,197.24-45,252.11-17,021.57

Finding the Fourth Proportional to 30,197.24, 45,252.11 and 17,021.57

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Solution

The fourth proportional to 30,197.24, 45,252.11 and 17,021.57 is: 25,507.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.24 : 45,252.11 = 17,021.57 : x
  2. Step 2: Convert to fraction form
    30,197.24/45,252.11 = 17,021.57/x
  3. Step 3: Cross multiply
    30,197.24x = 45,252.11 × 17,021.57
  4. Step 4: Simplify right side
    30,197.24x = 770,261,958.01
  5. Step 5: Solve for x
    x = 770,261,958.01/30,197.24
  6. Step 6: Final answer
    x = 25,507.69

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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.