Home / 30,863.64-46,295.25-8,676.87

Finding the Fourth Proportional to 30,863.64, 46,295.25 and 8,676.87

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Solution

The fourth proportional to 30,863.64, 46,295.25 and 8,676.87 is: 13,015.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,863.64 : 46,295.25 = 8,676.87 : x
  2. Step 2: Convert to fraction form
    30,863.64/46,295.25 = 8,676.87/x
  3. Step 3: Cross multiply
    30,863.64x = 46,295.25 × 8,676.87
  4. Step 4: Simplify right side
    30,863.64x = 401,697,865.87
  5. Step 5: Solve for x
    x = 401,697,865.87/30,863.64
  6. Step 6: Final answer
    x = 13,015.25

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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.