Home / 22,739.81-34,094.27-7,940.63

Finding the Fourth Proportional to 22,739.81, 34,094.27 and 7,940.63

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Solution

The fourth proportional to 22,739.81, 34,094.27 and 7,940.63 is: 11,905.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,739.81 : 34,094.27 = 7,940.63 : x
  2. Step 2: Convert to fraction form
    22,739.81/34,094.27 = 7,940.63/x
  3. Step 3: Cross multiply
    22,739.81x = 34,094.27 × 7,940.63
  4. Step 4: Simplify right side
    22,739.81x = 270,729,773.02
  5. Step 5: Solve for x
    x = 270,729,773.02/22,739.81
  6. Step 6: Final answer
    x = 11,905.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.