Home / 14,185.46-19,590.19-11,692.28

Finding the Fourth Proportional to 14,185.46, 19,590.19 and 11,692.28

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Solution

The fourth proportional to 14,185.46, 19,590.19 and 11,692.28 is: 16,147.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.46 : 19,590.19 = 11,692.28 : x
  2. Step 2: Convert to fraction form
    14,185.46/19,590.19 = 11,692.28/x
  3. Step 3: Cross multiply
    14,185.46x = 19,590.19 × 11,692.28
  4. Step 4: Simplify right side
    14,185.46x = 229,054,006.48
  5. Step 5: Solve for x
    x = 229,054,006.48/14,185.46
  6. Step 6: Final answer
    x = 16,147.09

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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.