Home / 14,405.53-21,592.67-7,375.90

Finding the Fourth Proportional to 14,405.53, 21,592.67 and 7,375.90

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Solution

The fourth proportional to 14,405.53, 21,592.67 and 7,375.90 is: 11,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,405.53 : 21,592.67 = 7,375.90 : x
  2. Step 2: Convert to fraction form
    14,405.53/21,592.67 = 7,375.90/x
  3. Step 3: Cross multiply
    14,405.53x = 21,592.67 × 7,375.90
  4. Step 4: Simplify right side
    14,405.53x = 159,265,374.65
  5. Step 5: Solve for x
    x = 159,265,374.65/14,405.53
  6. Step 6: Final answer
    x = 11,055.85

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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.