Home / 28,850.94-43,276.74-10,131.51

Finding the Fourth Proportional to 28,850.94, 43,276.74 and 10,131.51

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Solution

The fourth proportional to 28,850.94, 43,276.74 and 10,131.51 is: 15,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850.94 : 43,276.74 = 10,131.51 : x
  2. Step 2: Convert to fraction form
    28,850.94/43,276.74 = 10,131.51/x
  3. Step 3: Cross multiply
    28,850.94x = 43,276.74 × 10,131.51
  4. Step 4: Simplify right side
    28,850.94x = 438,458,724.08
  5. Step 5: Solve for x
    x = 438,458,724.08/28,850.94
  6. Step 6: Final answer
    x = 15,197.38

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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.