Home / 16,911.05-23,336.43-9,357.25

Finding the Fourth Proportional to 16,911.05, 23,336.43 and 9,357.25

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Solution

The fourth proportional to 16,911.05, 23,336.43 and 9,357.25 is: 12,912.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,911.05 : 23,336.43 = 9,357.25 : x
  2. Step 2: Convert to fraction form
    16,911.05/23,336.43 = 9,357.25/x
  3. Step 3: Cross multiply
    16,911.05x = 23,336.43 × 9,357.25
  4. Step 4: Simplify right side
    16,911.05x = 218,364,720.63
  5. Step 5: Solve for x
    x = 218,364,720.63/16,911.05
  6. Step 6: Final answer
    x = 12,912.54

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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.