Home / 16,813.35-23,201.49-9,259.41

Finding the Fourth Proportional to 16,813.35, 23,201.49 and 9,259.41

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Solution

The fourth proportional to 16,813.35, 23,201.49 and 9,259.41 is: 12,777.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.35 : 23,201.49 = 9,259.41 : x
  2. Step 2: Convert to fraction form
    16,813.35/23,201.49 = 9,259.41/x
  3. Step 3: Cross multiply
    16,813.35x = 23,201.49 × 9,259.41
  4. Step 4: Simplify right side
    16,813.35x = 214,832,108.52
  5. Step 5: Solve for x
    x = 214,832,108.52/16,813.35
  6. Step 6: Final answer
    x = 12,777.47

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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.