Home / 28,748.26-43,122.57-10,028.22

Finding the Fourth Proportional to 28,748.26, 43,122.57 and 10,028.22

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Solution

The fourth proportional to 28,748.26, 43,122.57 and 10,028.22 is: 15,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,748.26 : 43,122.57 = 10,028.22 : x
  2. Step 2: Convert to fraction form
    28,748.26/43,122.57 = 10,028.22/x
  3. Step 3: Cross multiply
    28,748.26x = 43,122.57 × 10,028.22
  4. Step 4: Simplify right side
    28,748.26x = 432,442,618.93
  5. Step 5: Solve for x
    x = 432,442,618.93/28,748.26
  6. Step 6: Final answer
    x = 15,042.39

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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.