Home / 16,272.29-24,341.61-12,991.79

Finding the Fourth Proportional to 16,272.29, 24,341.61 and 12,991.79

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Solution

The fourth proportional to 16,272.29, 24,341.61 and 12,991.79 is: 19,434.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,272.29 : 24,341.61 = 12,991.79 : x
  2. Step 2: Convert to fraction form
    16,272.29/24,341.61 = 12,991.79/x
  3. Step 3: Cross multiply
    16,272.29x = 24,341.61 × 12,991.79
  4. Step 4: Simplify right side
    16,272.29x = 316,241,194.96
  5. Step 5: Solve for x
    x = 316,241,194.96/16,272.29
  6. Step 6: Final answer
    x = 19,434.34

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