Home / 16,749.48-23,113.26-9,194.34

Finding the Fourth Proportional to 16,749.48, 23,113.26 and 9,194.34

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Solution

The fourth proportional to 16,749.48, 23,113.26 and 9,194.34 is: 12,687.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,749.48 : 23,113.26 = 9,194.34 : x
  2. Step 2: Convert to fraction form
    16,749.48/23,113.26 = 9,194.34/x
  3. Step 3: Cross multiply
    16,749.48x = 23,113.26 × 9,194.34
  4. Step 4: Simplify right side
    16,749.48x = 212,511,170.95
  5. Step 5: Solve for x
    x = 212,511,170.95/16,749.48
  6. Step 6: Final answer
    x = 12,687.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.