Home / 14,739.44-22,118.54-5,378.54

Finding the Fourth Proportional to 14,739.44, 22,118.54 and 5,378.54

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Solution

The fourth proportional to 14,739.44, 22,118.54 and 5,378.54 is: 8,071.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,739.44 : 22,118.54 = 5,378.54 : x
  2. Step 2: Convert to fraction form
    14,739.44/22,118.54 = 5,378.54/x
  3. Step 3: Cross multiply
    14,739.44x = 22,118.54 × 5,378.54
  4. Step 4: Simplify right side
    14,739.44x = 118,965,314.65
  5. Step 5: Solve for x
    x = 118,965,314.65/14,739.44
  6. Step 6: Final answer
    x = 8,071.23

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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.