Home / 17,266.83-25,903.19-5,418.33

Finding the Fourth Proportional to 17,266.83, 25,903.19 and 5,418.33

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Solution

The fourth proportional to 17,266.83, 25,903.19 and 5,418.33 is: 8,128.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,266.83 : 25,903.19 = 5,418.33 : x
  2. Step 2: Convert to fraction form
    17,266.83/25,903.19 = 5,418.33/x
  3. Step 3: Cross multiply
    17,266.83x = 25,903.19 × 5,418.33
  4. Step 4: Simplify right side
    17,266.83x = 140,352,031.47
  5. Step 5: Solve for x
    x = 140,352,031.47/17,266.83
  6. Step 6: Final answer
    x = 8,128.42

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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.