Home / 16,879.40-23,293.44-9,326.24

Finding the Fourth Proportional to 16,879.40, 23,293.44 and 9,326.24

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Solution

The fourth proportional to 16,879.40, 23,293.44 and 9,326.24 is: 12,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.40 : 23,293.44 = 9,326.24 : x
  2. Step 2: Convert to fraction form
    16,879.40/23,293.44 = 9,326.24/x
  3. Step 3: Cross multiply
    16,879.40x = 23,293.44 × 9,326.24
  4. Step 4: Simplify right side
    16,879.40x = 217,240,211.87
  5. Step 5: Solve for x
    x = 217,240,211.87/16,879.40
  6. Step 6: Final answer
    x = 12,870.14

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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.