Home / 33,128.19-49,692.69-18,365.94

Finding the Fourth Proportional to 33,128.19, 49,692.69 and 18,365.94

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Solution

The fourth proportional to 33,128.19, 49,692.69 and 18,365.94 is: 27,549.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,128.19 : 49,692.69 = 18,365.94 : x
  2. Step 2: Convert to fraction form
    33,128.19/49,692.69 = 18,365.94/x
  3. Step 3: Cross multiply
    33,128.19x = 49,692.69 × 18,365.94
  4. Step 4: Simplify right side
    33,128.19x = 912,652,962.98
  5. Step 5: Solve for x
    x = 912,652,962.98/33,128.19
  6. Step 6: Final answer
    x = 27,549.13

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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.