Home / 19,936.41-27,511.59-10,983.88

Finding the Fourth Proportional to 19,936.41, 27,511.59 and 10,983.88

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Solution

The fourth proportional to 19,936.41, 27,511.59 and 10,983.88 is: 15,157.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.41 : 27,511.59 = 10,983.88 : x
  2. Step 2: Convert to fraction form
    19,936.41/27,511.59 = 10,983.88/x
  3. Step 3: Cross multiply
    19,936.41x = 27,511.59 × 10,983.88
  4. Step 4: Simplify right side
    19,936.41x = 302,184,003.17
  5. Step 5: Solve for x
    x = 302,184,003.17/19,936.41
  6. Step 6: Final answer
    x = 15,157.39

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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.