Home / 21,063.64-29,067.81-11,632.18

Finding the Fourth Proportional to 21,063.64, 29,067.81 and 11,632.18

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Solution

The fourth proportional to 21,063.64, 29,067.81 and 11,632.18 is: 16,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.64 : 29,067.81 = 11,632.18 : x
  2. Step 2: Convert to fraction form
    21,063.64/29,067.81 = 11,632.18/x
  3. Step 3: Cross multiply
    21,063.64x = 29,067.81 × 11,632.18
  4. Step 4: Simplify right side
    21,063.64x = 338,121,998.13
  5. Step 5: Solve for x
    x = 338,121,998.13/21,063.64
  6. Step 6: Final answer
    x = 16,052.40

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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.