Home / 14,389.37-21,584.11-7,365.55

Finding the Fourth Proportional to 14,389.37, 21,584.11 and 7,365.55

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Solution

The fourth proportional to 14,389.37, 21,584.11 and 7,365.55 is: 11,048.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,389.37 : 21,584.11 = 7,365.55 : x
  2. Step 2: Convert to fraction form
    14,389.37/21,584.11 = 7,365.55/x
  3. Step 3: Cross multiply
    14,389.37x = 21,584.11 × 7,365.55
  4. Step 4: Simplify right side
    14,389.37x = 158,978,804.58
  5. Step 5: Solve for x
    x = 158,978,804.58/14,389.37
  6. Step 6: Final answer
    x = 11,048.35

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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.