Home / 16,178.49-24,261.64-5,645.79

Finding the Fourth Proportional to 16,178.49, 24,261.64 and 5,645.79

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Solution

The fourth proportional to 16,178.49, 24,261.64 and 5,645.79 is: 8,466.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,178.49 : 24,261.64 = 5,645.79 : x
  2. Step 2: Convert to fraction form
    16,178.49/24,261.64 = 5,645.79/x
  3. Step 3: Cross multiply
    16,178.49x = 24,261.64 × 5,645.79
  4. Step 4: Simplify right side
    16,178.49x = 136,976,124.50
  5. Step 5: Solve for x
    x = 136,976,124.50/16,178.49
  6. Step 6: Final answer
    x = 8,466.56

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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.