Home / 30,949.26-46,378.53-19,226.94

Finding the Fourth Proportional to 30,949.26, 46,378.53 and 19,226.94

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Solution

The fourth proportional to 30,949.26, 46,378.53 and 19,226.94 is: 28,812.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949.26 : 46,378.53 = 19,226.94 : x
  2. Step 2: Convert to fraction form
    30,949.26/46,378.53 = 19,226.94/x
  3. Step 3: Cross multiply
    30,949.26x = 46,378.53 × 19,226.94
  4. Step 4: Simplify right side
    30,949.26x = 891,717,213.60
  5. Step 5: Solve for x
    x = 891,717,213.60/30,949.26
  6. Step 6: Final answer
    x = 28,812.23

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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.