Home / 30,775.14-46,120.59-16,716.78

Finding the Fourth Proportional to 30,775.14, 46,120.59 and 16,716.78

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Solution

The fourth proportional to 30,775.14, 46,120.59 and 16,716.78 is: 25,052.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,775.14 : 46,120.59 = 16,716.78 : x
  2. Step 2: Convert to fraction form
    30,775.14/46,120.59 = 16,716.78/x
  3. Step 3: Cross multiply
    30,775.14x = 46,120.59 × 16,716.78
  4. Step 4: Simplify right side
    30,775.14x = 770,987,756.50
  5. Step 5: Solve for x
    x = 770,987,756.50/30,775.14
  6. Step 6: Final answer
    x = 25,052.29

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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.