Home / 14,205.26-21,314.03-7,623.75

Finding the Fourth Proportional to 14,205.26, 21,314.03 and 7,623.75

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Solution

The fourth proportional to 14,205.26, 21,314.03 and 7,623.75 is: 11,438.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205.26 : 21,314.03 = 7,623.75 : x
  2. Step 2: Convert to fraction form
    14,205.26/21,314.03 = 7,623.75/x
  3. Step 3: Cross multiply
    14,205.26x = 21,314.03 × 7,623.75
  4. Step 4: Simplify right side
    14,205.26x = 162,492,920.90
  5. Step 5: Solve for x
    x = 162,492,920.90/14,205.26
  6. Step 6: Final answer
    x = 11,438.93

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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.