Home / 19,166.56-28,754.63-18,848.73

Finding the Fourth Proportional to 19,166.56, 28,754.63 and 18,848.73

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Solution

The fourth proportional to 19,166.56, 28,754.63 and 18,848.73 is: 28,277.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.56 : 28,754.63 = 18,848.73 : x
  2. Step 2: Convert to fraction form
    19,166.56/28,754.63 = 18,848.73/x
  3. Step 3: Cross multiply
    19,166.56x = 28,754.63 × 18,848.73
  4. Step 4: Simplify right side
    19,166.56x = 541,988,059.01
  5. Step 5: Solve for x
    x = 541,988,059.01/19,166.56
  6. Step 6: Final answer
    x = 28,277.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.