Home / 26,284.08-36,282.84-21,236.08

Finding the Fourth Proportional to 26,284.08, 36,282.84 and 21,236.08

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Solution

The fourth proportional to 26,284.08, 36,282.84 and 21,236.08 is: 29,314.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.08 : 36,282.84 = 21,236.08 : x
  2. Step 2: Convert to fraction form
    26,284.08/36,282.84 = 21,236.08/x
  3. Step 3: Cross multiply
    26,284.08x = 36,282.84 × 21,236.08
  4. Step 4: Simplify right side
    26,284.08x = 770,505,292.87
  5. Step 5: Solve for x
    x = 770,505,292.87/26,284.08
  6. Step 6: Final answer
    x = 29,314.52

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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.