Home / 19,926.84-27,497.44-11,428.88

Finding the Fourth Proportional to 19,926.84, 27,497.44 and 11,428.88

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Solution

The fourth proportional to 19,926.84, 27,497.44 and 11,428.88 is: 15,770.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,926.84 : 27,497.44 = 11,428.88 : x
  2. Step 2: Convert to fraction form
    19,926.84/27,497.44 = 11,428.88/x
  3. Step 3: Cross multiply
    19,926.84x = 27,497.44 × 11,428.88
  4. Step 4: Simplify right side
    19,926.84x = 314,264,942.07
  5. Step 5: Solve for x
    x = 314,264,942.07/19,926.84
  6. Step 6: Final answer
    x = 15,770.94

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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.