Home / 19,848.84-27,391.80-10,896.90

Finding the Fourth Proportional to 19,848.84, 27,391.80 and 10,896.90

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Solution

The fourth proportional to 19,848.84, 27,391.80 and 10,896.90 is: 15,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.84 : 27,391.80 = 10,896.90 : x
  2. Step 2: Convert to fraction form
    19,848.84/27,391.80 = 10,896.90/x
  3. Step 3: Cross multiply
    19,848.84x = 27,391.80 × 10,896.90
  4. Step 4: Simplify right side
    19,848.84x = 298,485,705.42
  5. Step 5: Solve for x
    x = 298,485,705.42/19,848.84
  6. Step 6: Final answer
    x = 15,037.94

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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.