Home / 19,754.54-27,261.78-10,802.42

Finding the Fourth Proportional to 19,754.54, 27,261.78 and 10,802.42

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Solution

The fourth proportional to 19,754.54, 27,261.78 and 10,802.42 is: 14,907.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,754.54 : 27,261.78 = 10,802.42 : x
  2. Step 2: Convert to fraction form
    19,754.54/27,261.78 = 10,802.42/x
  3. Step 3: Cross multiply
    19,754.54x = 27,261.78 × 10,802.42
  4. Step 4: Simplify right side
    19,754.54x = 294,493,197.51
  5. Step 5: Solve for x
    x = 294,493,197.51/19,754.54
  6. Step 6: Final answer
    x = 14,907.62

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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.