Home / 14,268.06-21,405.00-4,906.86

Finding the Fourth Proportional to 14,268.06, 21,405.00 and 4,906.86

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Solution

The fourth proportional to 14,268.06, 21,405.00 and 4,906.86 is: 7,361.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268.06 : 21,405.00 = 4,906.86 : x
  2. Step 2: Convert to fraction form
    14,268.06/21,405.00 = 4,906.86/x
  3. Step 3: Cross multiply
    14,268.06x = 21,405.00 × 4,906.86
  4. Step 4: Simplify right side
    14,268.06x = 105,031,276.43
  5. Step 5: Solve for x
    x = 105,031,276.43/14,268.06
  6. Step 6: Final answer
    x = 7,361.29

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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.