Home / 16,782.22-23,159.73-9,228.88

Finding the Fourth Proportional to 16,782.22, 23,159.73 and 9,228.88

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Solution

The fourth proportional to 16,782.22, 23,159.73 and 9,228.88 is: 12,736.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.22 : 23,159.73 = 9,228.88 : x
  2. Step 2: Convert to fraction form
    16,782.22/23,159.73 = 9,228.88/x
  3. Step 3: Cross multiply
    16,782.22x = 23,159.73 × 9,228.88
  4. Step 4: Simplify right side
    16,782.22x = 213,738,369.00
  5. Step 5: Solve for x
    x = 213,738,369.00/16,782.22
  6. Step 6: Final answer
    x = 12,736.00

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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.