Home / 16,557.51-22,849.26-9,388.79

Finding the Fourth Proportional to 16,557.51, 22,849.26 and 9,388.79

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Solution

The fourth proportional to 16,557.51, 22,849.26 and 9,388.79 is: 12,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.51 : 22,849.26 = 9,388.79 : x
  2. Step 2: Convert to fraction form
    16,557.51/22,849.26 = 9,388.79/x
  3. Step 3: Cross multiply
    16,557.51x = 22,849.26 × 9,388.79
  4. Step 4: Simplify right side
    16,557.51x = 214,526,789.55
  5. Step 5: Solve for x
    x = 214,526,789.55/16,557.51
  6. Step 6: Final answer
    x = 12,956.46

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.