Home / 16,917.75-23,345.93-9,364.41

Finding the Fourth Proportional to 16,917.75, 23,345.93 and 9,364.41

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Solution

The fourth proportional to 16,917.75, 23,345.93 and 9,364.41 is: 12,922.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,917.75 : 23,345.93 = 9,364.41 : x
  2. Step 2: Convert to fraction form
    16,917.75/23,345.93 = 9,364.41/x
  3. Step 3: Cross multiply
    16,917.75x = 23,345.93 × 9,364.41
  4. Step 4: Simplify right side
    16,917.75x = 218,620,883.76
  5. Step 5: Solve for x
    x = 218,620,883.76/16,917.75
  6. Step 6: Final answer
    x = 12,922.57

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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.