Home / 30,792.89-46,241.96-18,389.84

Finding the Fourth Proportional to 30,792.89, 46,241.96 and 18,389.84

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Solution

The fourth proportional to 30,792.89, 46,241.96 and 18,389.84 is: 27,616.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,792.89 : 46,241.96 = 18,389.84 : x
  2. Step 2: Convert to fraction form
    30,792.89/46,241.96 = 18,389.84/x
  3. Step 3: Cross multiply
    30,792.89x = 46,241.96 × 18,389.84
  4. Step 4: Simplify right side
    30,792.89x = 850,381,922.53
  5. Step 5: Solve for x
    x = 850,381,922.53/30,792.89
  6. Step 6: Final answer
    x = 27,616.18

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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.