Home / 30,181.46-41,675.28-19,589.18

Finding the Fourth Proportional to 30,181.46, 41,675.28 and 19,589.18

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Solution

The fourth proportional to 30,181.46, 41,675.28 and 19,589.18 is: 27,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,181.46 : 41,675.28 = 19,589.18 : x
  2. Step 2: Convert to fraction form
    30,181.46/41,675.28 = 19,589.18/x
  3. Step 3: Cross multiply
    30,181.46x = 41,675.28 × 19,589.18
  4. Step 4: Simplify right side
    30,181.46x = 816,384,561.47
  5. Step 5: Solve for x
    x = 816,384,561.47/30,181.46
  6. Step 6: Final answer
    x = 27,049.21

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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.