Home / 30,862.26-46,289.88-8,676.54

Finding the Fourth Proportional to 30,862.26, 46,289.88 and 8,676.54

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Solution

The fourth proportional to 30,862.26, 46,289.88 and 8,676.54 is: 13,013.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,862.26 : 46,289.88 = 8,676.54 : x
  2. Step 2: Convert to fraction form
    30,862.26/46,289.88 = 8,676.54/x
  3. Step 3: Cross multiply
    30,862.26x = 46,289.88 × 8,676.54
  4. Step 4: Simplify right side
    30,862.26x = 401,635,995.42
  5. Step 5: Solve for x
    x = 401,635,995.42/30,862.26
  6. Step 6: Final answer
    x = 13,013.82

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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.