Home / 16,783.77-23,161.98-9,230.52

Finding the Fourth Proportional to 16,783.77, 23,161.98 and 9,230.52

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Solution

The fourth proportional to 16,783.77, 23,161.98 and 9,230.52 is: 12,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.77 : 23,161.98 = 9,230.52 : x
  2. Step 2: Convert to fraction form
    16,783.77/23,161.98 = 9,230.52/x
  3. Step 3: Cross multiply
    16,783.77x = 23,161.98 × 9,230.52
  4. Step 4: Simplify right side
    16,783.77x = 213,797,119.63
  5. Step 5: Solve for x
    x = 213,797,119.63/16,783.77
  6. Step 6: Final answer
    x = 12,738.33

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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.