Home / 30,930.69-46,354.73-16,108.53

Finding the Fourth Proportional to 30,930.69, 46,354.73 and 16,108.53

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Solution

The fourth proportional to 30,930.69, 46,354.73 and 16,108.53 is: 24,141.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,930.69 : 46,354.73 = 16,108.53 : x
  2. Step 2: Convert to fraction form
    30,930.69/46,354.73 = 16,108.53/x
  3. Step 3: Cross multiply
    30,930.69x = 46,354.73 × 16,108.53
  4. Step 4: Simplify right side
    30,930.69x = 746,706,478.30
  5. Step 5: Solve for x
    x = 746,706,478.30/30,930.69
  6. Step 6: Final answer
    x = 24,141.28

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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.