Home / 15,940.44-22,001.51-9,230.00

Finding the Fourth Proportional to 15,940.44, 22,001.51 and 9,230.00

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Solution

The fourth proportional to 15,940.44, 22,001.51 and 9,230.00 is: 12,739.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,940.44 : 22,001.51 = 9,230.00 : x
  2. Step 2: Convert to fraction form
    15,940.44/22,001.51 = 9,230.00/x
  3. Step 3: Cross multiply
    15,940.44x = 22,001.51 × 9,230.00
  4. Step 4: Simplify right side
    15,940.44x = 203,073,850.37
  5. Step 5: Solve for x
    x = 203,073,850.37/15,940.44
  6. Step 6: Final answer
    x = 12,739.54

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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.