Home / 13,750.26-20,628.89-6,360.03

Finding the Fourth Proportional to 13,750.26, 20,628.89 and 6,360.03

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Solution

The fourth proportional to 13,750.26, 20,628.89 and 6,360.03 is: 9,541.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,750.26 : 20,628.89 = 6,360.03 : x
  2. Step 2: Convert to fraction form
    13,750.26/20,628.89 = 6,360.03/x
  3. Step 3: Cross multiply
    13,750.26x = 20,628.89 × 6,360.03
  4. Step 4: Simplify right side
    13,750.26x = 131,200,224.32
  5. Step 5: Solve for x
    x = 131,200,224.32/13,750.26
  6. Step 6: Final answer
    x = 9,541.65

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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.