Home / 19,852.67-27,396.54-10,900.32

Finding the Fourth Proportional to 19,852.67, 27,396.54 and 10,900.32

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Solution

The fourth proportional to 19,852.67, 27,396.54 and 10,900.32 is: 15,042.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,852.67 : 27,396.54 = 10,900.32 : x
  2. Step 2: Convert to fraction form
    19,852.67/27,396.54 = 10,900.32/x
  3. Step 3: Cross multiply
    19,852.67x = 27,396.54 × 10,900.32
  4. Step 4: Simplify right side
    19,852.67x = 298,631,052.89
  5. Step 5: Solve for x
    x = 298,631,052.89/19,852.67
  6. Step 6: Final answer
    x = 15,042.37

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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.