Home / 12,317.68-16,976.44-9,326.36

Finding the Fourth Proportional to 12,317.68, 16,976.44 and 9,326.36

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Solution

The fourth proportional to 12,317.68, 16,976.44 and 9,326.36 is: 12,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,317.68 : 16,976.44 = 9,326.36 : x
  2. Step 2: Convert to fraction form
    12,317.68/16,976.44 = 9,326.36/x
  3. Step 3: Cross multiply
    12,317.68x = 16,976.44 × 9,326.36
  4. Step 4: Simplify right side
    12,317.68x = 158,328,390.96
  5. Step 5: Solve for x
    x = 158,328,390.96/12,317.68
  6. Step 6: Final answer
    x = 12,853.75

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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.