Home / 13,300.96-18,367.14-8,273.80

Finding the Fourth Proportional to 13,300.96, 18,367.14 and 8,273.80

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Solution

The fourth proportional to 13,300.96, 18,367.14 and 8,273.80 is: 11,425.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,300.96 : 18,367.14 = 8,273.80 : x
  2. Step 2: Convert to fraction form
    13,300.96/18,367.14 = 8,273.80/x
  3. Step 3: Cross multiply
    13,300.96x = 18,367.14 × 8,273.80
  4. Step 4: Simplify right side
    13,300.96x = 151,966,042.93
  5. Step 5: Solve for x
    x = 151,966,042.93/13,300.96
  6. Step 6: Final answer
    x = 11,425.19

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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.