Home / 26,268.90-39,440.21-25,078.61

Finding the Fourth Proportional to 26,268.90, 39,440.21 and 25,078.61

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Solution

The fourth proportional to 26,268.90, 39,440.21 and 25,078.61 is: 37,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,268.90 : 39,440.21 = 25,078.61 : x
  2. Step 2: Convert to fraction form
    26,268.90/39,440.21 = 25,078.61/x
  3. Step 3: Cross multiply
    26,268.90x = 39,440.21 × 25,078.61
  4. Step 4: Simplify right side
    26,268.90x = 989,105,322.31
  5. Step 5: Solve for x
    x = 989,105,322.31/26,268.90
  6. Step 6: Final answer
    x = 37,653.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.