Home / 30,173.25-41,639.11-16,744.52

Finding the Fourth Proportional to 30,173.25, 41,639.11 and 16,744.52

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Solution

The fourth proportional to 30,173.25, 41,639.11 and 16,744.52 is: 23,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,173.25 : 41,639.11 = 16,744.52 : x
  2. Step 2: Convert to fraction form
    30,173.25/41,639.11 = 16,744.52/x
  3. Step 3: Cross multiply
    30,173.25x = 41,639.11 × 16,744.52
  4. Step 4: Simplify right side
    30,173.25x = 697,226,868.98
  5. Step 5: Solve for x
    x = 697,226,868.98/30,173.25
  6. Step 6: Final answer
    x = 23,107.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.