Home / 19,265.88-26,568.90-12,179.64

Finding the Fourth Proportional to 19,265.88, 26,568.90 and 12,179.64

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Solution

The fourth proportional to 19,265.88, 26,568.90 and 12,179.64 is: 16,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.88 : 26,568.90 = 12,179.64 : x
  2. Step 2: Convert to fraction form
    19,265.88/26,568.90 = 12,179.64/x
  3. Step 3: Cross multiply
    19,265.88x = 26,568.90 × 12,179.64
  4. Step 4: Simplify right side
    19,265.88x = 323,599,637.20
  5. Step 5: Solve for x
    x = 323,599,637.20/19,265.88
  6. Step 6: Final answer
    x = 16,796.51

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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.