Home / 14,440.12-19,925.62-8,067.07

Finding the Fourth Proportional to 14,440.12, 19,925.62 and 8,067.07

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Solution

The fourth proportional to 14,440.12, 19,925.62 and 8,067.07 is: 11,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,440.12 : 19,925.62 = 8,067.07 : x
  2. Step 2: Convert to fraction form
    14,440.12/19,925.62 = 8,067.07/x
  3. Step 3: Cross multiply
    14,440.12x = 19,925.62 × 8,067.07
  4. Step 4: Simplify right side
    14,440.12x = 160,741,342.72
  5. Step 5: Solve for x
    x = 160,741,342.72/14,440.12
  6. Step 6: Final answer
    x = 11,131.58

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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.