Home / 19,373.77-29,067.72-11,969.74

Finding the Fourth Proportional to 19,373.77, 29,067.72 and 11,969.74

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Solution

The fourth proportional to 19,373.77, 29,067.72 and 11,969.74 is: 17,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.77 : 29,067.72 = 11,969.74 : x
  2. Step 2: Convert to fraction form
    19,373.77/29,067.72 = 11,969.74/x
  3. Step 3: Cross multiply
    19,373.77x = 29,067.72 × 11,969.74
  4. Step 4: Simplify right side
    19,373.77x = 347,933,050.79
  5. Step 5: Solve for x
    x = 347,933,050.79/19,373.77
  6. Step 6: Final answer
    x = 17,958.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.