Home / 30,949.26-46,417.98-8,757.30

Finding the Fourth Proportional to 30,949.26, 46,417.98 and 8,757.30

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Solution

The fourth proportional to 30,949.26, 46,417.98 and 8,757.30 is: 13,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949.26 : 46,417.98 = 8,757.30 : x
  2. Step 2: Convert to fraction form
    30,949.26/46,417.98 = 8,757.30/x
  3. Step 3: Cross multiply
    30,949.26x = 46,417.98 × 8,757.30
  4. Step 4: Simplify right side
    30,949.26x = 406,496,176.25
  5. Step 5: Solve for x
    x = 406,496,176.25/30,949.26
  6. Step 6: Final answer
    x = 13,134.28

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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.