Home / 19,114.66-28,692.76-14,101.31

Finding the Fourth Proportional to 19,114.66, 28,692.76 and 14,101.31

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Solution

The fourth proportional to 19,114.66, 28,692.76 and 14,101.31 is: 21,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.66 : 28,692.76 = 14,101.31 : x
  2. Step 2: Convert to fraction form
    19,114.66/28,692.76 = 14,101.31/x
  3. Step 3: Cross multiply
    19,114.66x = 28,692.76 × 14,101.31
  4. Step 4: Simplify right side
    19,114.66x = 404,605,425.90
  5. Step 5: Solve for x
    x = 404,605,425.90/19,114.66
  6. Step 6: Final answer
    x = 21,167.28

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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.