Home / 14,292.75-21,435.25-5,971.03

Finding the Fourth Proportional to 14,292.75, 21,435.25 and 5,971.03

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Solution

The fourth proportional to 14,292.75, 21,435.25 and 5,971.03 is: 8,954.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.75 : 21,435.25 = 5,971.03 : x
  2. Step 2: Convert to fraction form
    14,292.75/21,435.25 = 5,971.03/x
  3. Step 3: Cross multiply
    14,292.75x = 21,435.25 × 5,971.03
  4. Step 4: Simplify right side
    14,292.75x = 127,990,428.56
  5. Step 5: Solve for x
    x = 127,990,428.56/14,292.75
  6. Step 6: Final answer
    x = 8,954.92

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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.