Home / 28,841.44-39,808.40-16,273.48

Finding the Fourth Proportional to 28,841.44, 39,808.40 and 16,273.48

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Solution

The fourth proportional to 28,841.44, 39,808.40 and 16,273.48 is: 22,461.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,841.44 : 39,808.40 = 16,273.48 : x
  2. Step 2: Convert to fraction form
    28,841.44/39,808.40 = 16,273.48/x
  3. Step 3: Cross multiply
    28,841.44x = 39,808.40 × 16,273.48
  4. Step 4: Simplify right side
    28,841.44x = 647,821,201.23
  5. Step 5: Solve for x
    x = 647,821,201.23/28,841.44
  6. Step 6: Final answer
    x = 22,461.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.