Home / 17,679.28-26,513.25-5,830.39

Finding the Fourth Proportional to 17,679.28, 26,513.25 and 5,830.39

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Solution

The fourth proportional to 17,679.28, 26,513.25 and 5,830.39 is: 8,743.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,679.28 : 26,513.25 = 5,830.39 : x
  2. Step 2: Convert to fraction form
    17,679.28/26,513.25 = 5,830.39/x
  3. Step 3: Cross multiply
    17,679.28x = 26,513.25 × 5,830.39
  4. Step 4: Simplify right side
    17,679.28x = 154,582,677.22
  5. Step 5: Solve for x
    x = 154,582,677.22/17,679.28
  6. Step 6: Final answer
    x = 8,743.72

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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.