Home / 14,029.31-21,016.97-8,766.39

Finding the Fourth Proportional to 14,029.31, 21,016.97 and 8,766.39

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Solution

The fourth proportional to 14,029.31, 21,016.97 and 8,766.39 is: 13,132.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,029.31 : 21,016.97 = 8,766.39 : x
  2. Step 2: Convert to fraction form
    14,029.31/21,016.97 = 8,766.39/x
  3. Step 3: Cross multiply
    14,029.31x = 21,016.97 × 8,766.39
  4. Step 4: Simplify right side
    14,029.31x = 184,242,955.64
  5. Step 5: Solve for x
    x = 184,242,955.64/14,029.31
  6. Step 6: Final answer
    x = 13,132.72

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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.