Home / 17,287.36-23,844-11,982.40

Finding the Fourth Proportional to 17,287.36, 23,844 and 11,982.40

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Solution

The fourth proportional to 17,287.36, 23,844 and 11,982.40 is: 16,527.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,287.36 : 23,844 = 11,982.40 : x
  2. Step 2: Convert to fraction form
    17,287.36/23,844 = 11,982.40/x
  3. Step 3: Cross multiply
    17,287.36x = 23,844 × 11,982.40
  4. Step 4: Simplify right side
    17,287.36x = 285,708,345.60
  5. Step 5: Solve for x
    x = 285,708,345.60/17,287.36
  6. Step 6: Final answer
    x = 16,527.01

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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.