Home / 13,836.58-19,115.30-9,067.86

Finding the Fourth Proportional to 13,836.58, 19,115.30 and 9,067.86

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Solution

The fourth proportional to 13,836.58, 19,115.30 and 9,067.86 is: 12,527.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,836.58 : 19,115.30 = 9,067.86 : x
  2. Step 2: Convert to fraction form
    13,836.58/19,115.30 = 9,067.86/x
  3. Step 3: Cross multiply
    13,836.58x = 19,115.30 × 9,067.86
  4. Step 4: Simplify right side
    13,836.58x = 173,334,864.26
  5. Step 5: Solve for x
    x = 173,334,864.26/13,836.58
  6. Step 6: Final answer
    x = 12,527.29

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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.