Home / 30,663.94-46,013.76-12,893.32

Finding the Fourth Proportional to 30,663.94, 46,013.76 and 12,893.32

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Solution

The fourth proportional to 30,663.94, 46,013.76 and 12,893.32 is: 19,347.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,663.94 : 46,013.76 = 12,893.32 : x
  2. Step 2: Convert to fraction form
    30,663.94/46,013.76 = 12,893.32/x
  3. Step 3: Cross multiply
    30,663.94x = 46,013.76 × 12,893.32
  4. Step 4: Simplify right side
    30,663.94x = 593,269,912.64
  5. Step 5: Solve for x
    x = 593,269,912.64/30,663.94
  6. Step 6: Final answer
    x = 19,347.48

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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.