Home / 30,998.63-46,511.11-16,942.23

Finding the Fourth Proportional to 30,998.63, 46,511.11 and 16,942.23

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Solution

The fourth proportional to 30,998.63, 46,511.11 and 16,942.23 is: 25,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,998.63 : 46,511.11 = 16,942.23 : x
  2. Step 2: Convert to fraction form
    30,998.63/46,511.11 = 16,942.23/x
  3. Step 3: Cross multiply
    30,998.63x = 46,511.11 × 16,942.23
  4. Step 4: Simplify right side
    30,998.63x = 788,001,997.10
  5. Step 5: Solve for x
    x = 788,001,997.10/30,998.63
  6. Step 6: Final answer
    x = 25,420.55

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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.