Home / 19,692.52-27,175.89-10,739.95

Finding the Fourth Proportional to 19,692.52, 27,175.89 and 10,739.95

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Solution

The fourth proportional to 19,692.52, 27,175.89 and 10,739.95 is: 14,821.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.52 : 27,175.89 = 10,739.95 : x
  2. Step 2: Convert to fraction form
    19,692.52/27,175.89 = 10,739.95/x
  3. Step 3: Cross multiply
    19,692.52x = 27,175.89 × 10,739.95
  4. Step 4: Simplify right side
    19,692.52x = 291,867,699.81
  5. Step 5: Solve for x
    x = 291,867,699.81/19,692.52
  6. Step 6: Final answer
    x = 14,821.25

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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.