Home / 28,850.32-43,273.86-10,131.22

Finding the Fourth Proportional to 28,850.32, 43,273.86 and 10,131.22

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Solution

The fourth proportional to 28,850.32, 43,273.86 and 10,131.22 is: 15,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,850.32 : 43,273.86 = 10,131.22 : x
  2. Step 2: Convert to fraction form
    28,850.32/43,273.86 = 10,131.22/x
  3. Step 3: Cross multiply
    28,850.32x = 43,273.86 × 10,131.22
  4. Step 4: Simplify right side
    28,850.32x = 438,416,995.91
  5. Step 5: Solve for x
    x = 438,416,995.91/28,850.32
  6. Step 6: Final answer
    x = 15,196.26

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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.