Home / 16,016.98-22,091.27-13,782.60

Finding the Fourth Proportional to 16,016.98, 22,091.27 and 13,782.60

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Solution

The fourth proportional to 16,016.98, 22,091.27 and 13,782.60 is: 19,009.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,016.98 : 22,091.27 = 13,782.60 : x
  2. Step 2: Convert to fraction form
    16,016.98/22,091.27 = 13,782.60/x
  3. Step 3: Cross multiply
    16,016.98x = 22,091.27 × 13,782.60
  4. Step 4: Simplify right side
    16,016.98x = 304,475,137.90
  5. Step 5: Solve for x
    x = 304,475,137.90/16,016.98
  6. Step 6: Final answer
    x = 19,009.52

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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.