Home / 19,742.84-27,246.96-10,791.66

Finding the Fourth Proportional to 19,742.84, 27,246.96 and 10,791.66

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Solution

The fourth proportional to 19,742.84, 27,246.96 and 10,791.66 is: 14,893.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,742.84 : 27,246.96 = 10,791.66 : x
  2. Step 2: Convert to fraction form
    19,742.84/27,246.96 = 10,791.66/x
  3. Step 3: Cross multiply
    19,742.84x = 27,246.96 × 10,791.66
  4. Step 4: Simplify right side
    19,742.84x = 294,039,928.35
  5. Step 5: Solve for x
    x = 294,039,928.35/19,742.84
  6. Step 6: Final answer
    x = 14,893.50

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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.