Home / 13,811.97-20,728.89-6,026.25

Finding the Fourth Proportional to 13,811.97, 20,728.89 and 6,026.25

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Solution

The fourth proportional to 13,811.97, 20,728.89 and 6,026.25 is: 9,044.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811.97 : 20,728.89 = 6,026.25 : x
  2. Step 2: Convert to fraction form
    13,811.97/20,728.89 = 6,026.25/x
  3. Step 3: Cross multiply
    13,811.97x = 20,728.89 × 6,026.25
  4. Step 4: Simplify right side
    13,811.97x = 124,917,473.36
  5. Step 5: Solve for x
    x = 124,917,473.36/13,811.97
  6. Step 6: Final answer
    x = 9,044.15

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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.