Home / 19,692.05-27,175.43-10,739.59

Finding the Fourth Proportional to 19,692.05, 27,175.43 and 10,739.59

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Solution

The fourth proportional to 19,692.05, 27,175.43 and 10,739.59 is: 14,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,692.05 : 27,175.43 = 10,739.59 : x
  2. Step 2: Convert to fraction form
    19,692.05/27,175.43 = 10,739.59/x
  3. Step 3: Cross multiply
    19,692.05x = 27,175.43 × 10,739.59
  4. Step 4: Simplify right side
    19,692.05x = 291,852,935.18
  5. Step 5: Solve for x
    x = 291,852,935.18/19,692.05
  6. Step 6: Final answer
    x = 14,820.85

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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.