Home / 18,792.04-28,189.66-4,941

Finding the Fourth Proportional to 18,792.04, 28,189.66 and 4,941

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Solution

The fourth proportional to 18,792.04, 28,189.66 and 4,941 is: 7,411.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,792.04 : 28,189.66 = 4,941 : x
  2. Step 2: Convert to fraction form
    18,792.04/28,189.66 = 4,941/x
  3. Step 3: Cross multiply
    18,792.04x = 28,189.66 × 4,941
  4. Step 4: Simplify right side
    18,792.04x = 139,285,110.06
  5. Step 5: Solve for x
    x = 139,285,110.06/18,792.04
  6. Step 6: Final answer
    x = 7,411.92

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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.