Home / 27,867.62-38,475.34-17,268.50

Finding the Fourth Proportional to 27,867.62, 38,475.34 and 17,268.50

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Solution

The fourth proportional to 27,867.62, 38,475.34 and 17,268.50 is: 23,841.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,867.62 : 38,475.34 = 17,268.50 : x
  2. Step 2: Convert to fraction form
    27,867.62/38,475.34 = 17,268.50/x
  3. Step 3: Cross multiply
    27,867.62x = 38,475.34 × 17,268.50
  4. Step 4: Simplify right side
    27,867.62x = 664,411,408.79
  5. Step 5: Solve for x
    x = 664,411,408.79/27,867.62
  6. Step 6: Final answer
    x = 23,841.70

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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.