Home / 27,850.64-38,412.16-17,246.16

Finding the Fourth Proportional to 27,850.64, 38,412.16 and 17,246.16

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Solution

The fourth proportional to 27,850.64, 38,412.16 and 17,246.16 is: 23,786.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.64 : 38,412.16 = 17,246.16 : x
  2. Step 2: Convert to fraction form
    27,850.64/38,412.16 = 17,246.16/x
  3. Step 3: Cross multiply
    27,850.64x = 38,412.16 × 17,246.16
  4. Step 4: Simplify right side
    27,850.64x = 662,462,257.31
  5. Step 5: Solve for x
    x = 662,462,257.31/27,850.64
  6. Step 6: Final answer
    x = 23,786.25

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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.