Home / 18,849.03-28,276.64-6,369.81

Finding the Fourth Proportional to 18,849.03, 28,276.64 and 6,369.81

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Solution

The fourth proportional to 18,849.03, 28,276.64 and 6,369.81 is: 9,555.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,849.03 : 28,276.64 = 6,369.81 : x
  2. Step 2: Convert to fraction form
    18,849.03/28,276.64 = 6,369.81/x
  3. Step 3: Cross multiply
    18,849.03x = 28,276.64 × 6,369.81
  4. Step 4: Simplify right side
    18,849.03x = 180,116,792.39
  5. Step 5: Solve for x
    x = 180,116,792.39/18,849.03
  6. Step 6: Final answer
    x = 9,555.76

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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.