Home / 13,165.94-19,749.02-3,305.27

Finding the Fourth Proportional to 13,165.94, 19,749.02 and 3,305.27

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Solution

The fourth proportional to 13,165.94, 19,749.02 and 3,305.27 is: 4,957.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,165.94 : 19,749.02 = 3,305.27 : x
  2. Step 2: Convert to fraction form
    13,165.94/19,749.02 = 3,305.27/x
  3. Step 3: Cross multiply
    13,165.94x = 19,749.02 × 3,305.27
  4. Step 4: Simplify right side
    13,165.94x = 65,275,876.18
  5. Step 5: Solve for x
    x = 65,275,876.18/13,165.94
  6. Step 6: Final answer
    x = 4,957.93

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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.