Home / 21,063.38-29,067.66-11,632.55

Finding the Fourth Proportional to 21,063.38, 29,067.66 and 11,632.55

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Solution

The fourth proportional to 21,063.38, 29,067.66 and 11,632.55 is: 16,053.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,063.38 : 29,067.66 = 11,632.55 : x
  2. Step 2: Convert to fraction form
    21,063.38/29,067.66 = 11,632.55/x
  3. Step 3: Cross multiply
    21,063.38x = 29,067.66 × 11,632.55
  4. Step 4: Simplify right side
    21,063.38x = 338,130,862.99
  5. Step 5: Solve for x
    x = 338,130,862.99/21,063.38
  6. Step 6: Final answer
    x = 16,053.02

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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.