Home / 16,879.77-23,293.96-9,326.59

Finding the Fourth Proportional to 16,879.77, 23,293.96 and 9,326.59

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Solution

The fourth proportional to 16,879.77, 23,293.96 and 9,326.59 is: 12,870.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.77 : 23,293.96 = 9,326.59 : x
  2. Step 2: Convert to fraction form
    16,879.77/23,293.96 = 9,326.59/x
  3. Step 3: Cross multiply
    16,879.77x = 23,293.96 × 9,326.59
  4. Step 4: Simplify right side
    16,879.77x = 217,253,214.40
  5. Step 5: Solve for x
    x = 217,253,214.40/16,879.77
  6. Step 6: Final answer
    x = 12,870.63

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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.