Home / 12,148.23-16,764.24-6,842.73

Finding the Fourth Proportional to 12,148.23, 16,764.24 and 6,842.73

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Solution

The fourth proportional to 12,148.23, 16,764.24 and 6,842.73 is: 9,442.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,148.23 : 16,764.24 = 6,842.73 : x
  2. Step 2: Convert to fraction form
    12,148.23/16,764.24 = 6,842.73/x
  3. Step 3: Cross multiply
    12,148.23x = 16,764.24 × 6,842.73
  4. Step 4: Simplify right side
    12,148.23x = 114,713,167.98
  5. Step 5: Solve for x
    x = 114,713,167.98/12,148.23
  6. Step 6: Final answer
    x = 9,442.79

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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.