Home / 26,286.75-36,232.49-18,632.58

Finding the Fourth Proportional to 26,286.75, 36,232.49 and 18,632.58

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Solution

The fourth proportional to 26,286.75, 36,232.49 and 18,632.58 is: 25,682.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,286.75 : 36,232.49 = 18,632.58 : x
  2. Step 2: Convert to fraction form
    26,286.75/36,232.49 = 18,632.58/x
  3. Step 3: Cross multiply
    26,286.75x = 36,232.49 × 18,632.58
  4. Step 4: Simplify right side
    26,286.75x = 675,104,675.36
  5. Step 5: Solve for x
    x = 675,104,675.36/26,286.75
  6. Step 6: Final answer
    x = 25,682.32

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Double scale
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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.