Home / 30,176.94-45,265.59-17,028.60

Finding the Fourth Proportional to 30,176.94, 45,265.59 and 17,028.60

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Solution

The fourth proportional to 30,176.94, 45,265.59 and 17,028.60 is: 25,543.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,176.94 : 45,265.59 = 17,028.60 : x
  2. Step 2: Convert to fraction form
    30,176.94/45,265.59 = 17,028.60/x
  3. Step 3: Cross multiply
    30,176.94x = 45,265.59 × 17,028.60
  4. Step 4: Simplify right side
    30,176.94x = 770,809,625.87
  5. Step 5: Solve for x
    x = 770,809,625.87/30,176.94
  6. Step 6: Final answer
    x = 25,543.00

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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.