Home / 13,150.50-19,735.47-6,225

Finding the Fourth Proportional to 13,150.50, 19,735.47 and 6,225

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Solution

The fourth proportional to 13,150.50, 19,735.47 and 6,225 is: 9,342.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,150.50 : 19,735.47 = 6,225 : x
  2. Step 2: Convert to fraction form
    13,150.50/19,735.47 = 6,225/x
  3. Step 3: Cross multiply
    13,150.50x = 19,735.47 × 6,225
  4. Step 4: Simplify right side
    13,150.50x = 122,853,300.75
  5. Step 5: Solve for x
    x = 122,853,300.75/13,150.50
  6. Step 6: Final answer
    x = 9,342.10

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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.