Home / 26,284.92-36,268.68-15,670.68

Finding the Fourth Proportional to 26,284.92, 36,268.68 and 15,670.68

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Solution

The fourth proportional to 26,284.92, 36,268.68 and 15,670.68 is: 21,622.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,284.92 : 36,268.68 = 15,670.68 : x
  2. Step 2: Convert to fraction form
    26,284.92/36,268.68 = 15,670.68/x
  3. Step 3: Cross multiply
    26,284.92x = 36,268.68 × 15,670.68
  4. Step 4: Simplify right side
    26,284.92x = 568,354,878.30
  5. Step 5: Solve for x
    x = 568,354,878.30/26,284.92
  6. Step 6: Final answer
    x = 21,622.85

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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.