Home / 26,514.14-36,555.55-21,716.40

Finding the Fourth Proportional to 26,514.14, 36,555.55 and 21,716.40

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Solution

The fourth proportional to 26,514.14, 36,555.55 and 21,716.40 is: 29,940.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,514.14 : 36,555.55 = 21,716.40 : x
  2. Step 2: Convert to fraction form
    26,514.14/36,555.55 = 21,716.40/x
  3. Step 3: Cross multiply
    26,514.14x = 36,555.55 × 21,716.40
  4. Step 4: Simplify right side
    26,514.14x = 793,855,150.97
  5. Step 5: Solve for x
    x = 793,855,150.97/26,514.14
  6. Step 6: Final answer
    x = 29,940.83

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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.