Home / 14,262.39-21,399.06-5,940.18

Finding the Fourth Proportional to 14,262.39, 21,399.06 and 5,940.18

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Solution

The fourth proportional to 14,262.39, 21,399.06 and 5,940.18 is: 8,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.39 : 21,399.06 = 5,940.18 : x
  2. Step 2: Convert to fraction form
    14,262.39/21,399.06 = 5,940.18/x
  3. Step 3: Cross multiply
    14,262.39x = 21,399.06 × 5,940.18
  4. Step 4: Simplify right side
    14,262.39x = 127,114,268.23
  5. Step 5: Solve for x
    x = 127,114,268.23/14,262.39
  6. Step 6: Final answer
    x = 8,912.55

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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.