Home / 26,682.32-39,936.59-19,659.51

Finding the Fourth Proportional to 26,682.32, 39,936.59 and 19,659.51

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Solution

The fourth proportional to 26,682.32, 39,936.59 and 19,659.51 is: 29,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,682.32 : 39,936.59 = 19,659.51 : x
  2. Step 2: Convert to fraction form
    26,682.32/39,936.59 = 19,659.51/x
  3. Step 3: Cross multiply
    26,682.32x = 39,936.59 × 19,659.51
  4. Step 4: Simplify right side
    26,682.32x = 785,133,692.17
  5. Step 5: Solve for x
    x = 785,133,692.17/26,682.32
  6. Step 6: Final answer
    x = 29,425.25

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1.5x scale

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.