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Finding the Fourth Proportional to 13,201.56, 19,800.06 and 6,182.28

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Solution

The fourth proportional to 13,201.56, 19,800.06 and 6,182.28 is: 9,272.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.56 : 19,800.06 = 6,182.28 : x
  2. Step 2: Convert to fraction form
    13,201.56/19,800.06 = 6,182.28/x
  3. Step 3: Cross multiply
    13,201.56x = 19,800.06 × 6,182.28
  4. Step 4: Simplify right side
    13,201.56x = 122,409,514.94
  5. Step 5: Solve for x
    x = 122,409,514.94/13,201.56
  6. Step 6: Final answer
    x = 9,272.35

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1.5x scale

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.