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Finding the Fourth Proportional to 14,684.80, 22,028.64 and 4,823.68

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Solution

The fourth proportional to 14,684.80, 22,028.64 and 4,823.68 is: 7,235.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,684.80 : 22,028.64 = 4,823.68 : x
  2. Step 2: Convert to fraction form
    14,684.80/22,028.64 = 4,823.68/x
  3. Step 3: Cross multiply
    14,684.80x = 22,028.64 × 4,823.68
  4. Step 4: Simplify right side
    14,684.80x = 106,259,110.20
  5. Step 5: Solve for x
    x = 106,259,110.20/14,684.80
  6. Step 6: Final answer
    x = 7,235.99

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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.