Home / 13,966.17-20,959.25-5,081.48

Finding the Fourth Proportional to 13,966.17, 20,959.25 and 5,081.48

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Solution

The fourth proportional to 13,966.17, 20,959.25 and 5,081.48 is: 7,625.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,966.17 : 20,959.25 = 5,081.48 : x
  2. Step 2: Convert to fraction form
    13,966.17/20,959.25 = 5,081.48/x
  3. Step 3: Cross multiply
    13,966.17x = 20,959.25 × 5,081.48
  4. Step 4: Simplify right side
    13,966.17x = 106,504,009.69
  5. Step 5: Solve for x
    x = 106,504,009.69/13,966.17
  6. Step 6: Final answer
    x = 7,625.86

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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.