Home / 30,860.82-46,291.23-8,676.45

Finding the Fourth Proportional to 30,860.82, 46,291.23 and 8,676.45

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Solution

The fourth proportional to 30,860.82, 46,291.23 and 8,676.45 is: 13,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860.82 : 46,291.23 = 8,676.45 : x
  2. Step 2: Convert to fraction form
    30,860.82/46,291.23 = 8,676.45/x
  3. Step 3: Cross multiply
    30,860.82x = 46,291.23 × 8,676.45
  4. Step 4: Simplify right side
    30,860.82x = 401,643,542.53
  5. Step 5: Solve for x
    x = 401,643,542.53/30,860.82
  6. Step 6: Final answer
    x = 13,014.68

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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.