Home / 21,063.32-29,067.27-11,631.88

Finding the Fourth Proportional to 21,063.32, 29,067.27 and 11,631.88

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Solution

The fourth proportional to 21,063.32, 29,067.27 and 11,631.88 is: 16,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.32 : 29,067.27 = 11,631.88 : x
  2. Step 2: Convert to fraction form
    21,063.32/29,067.27 = 11,631.88/x
  3. Step 3: Cross multiply
    21,063.32x = 29,067.27 × 11,631.88
  4. Step 4: Simplify right side
    21,063.32x = 338,106,996.57
  5. Step 5: Solve for x
    x = 338,106,996.57/21,063.32
  6. Step 6: Final answer
    x = 16,051.93

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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.