Home / 16,809.23-23,196.55-9,255.41

Finding the Fourth Proportional to 16,809.23, 23,196.55 and 9,255.41

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Solution

The fourth proportional to 16,809.23, 23,196.55 and 9,255.41 is: 12,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,809.23 : 23,196.55 = 9,255.41 : x
  2. Step 2: Convert to fraction form
    16,809.23/23,196.55 = 9,255.41/x
  3. Step 3: Cross multiply
    16,809.23x = 23,196.55 × 9,255.41
  4. Step 4: Simplify right side
    16,809.23x = 214,693,580.84
  5. Step 5: Solve for x
    x = 214,693,580.84/16,809.23
  6. Step 6: Final answer
    x = 12,772.36

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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.