Home / 26,406.36-39,584.70-8,863.88

Finding the Fourth Proportional to 26,406.36, 39,584.70 and 8,863.88

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Solution

The fourth proportional to 26,406.36, 39,584.70 and 8,863.88 is: 13,287.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,406.36 : 39,584.70 = 8,863.88 : x
  2. Step 2: Convert to fraction form
    26,406.36/39,584.70 = 8,863.88/x
  3. Step 3: Cross multiply
    26,406.36x = 39,584.70 × 8,863.88
  4. Step 4: Simplify right side
    26,406.36x = 350,874,030.64
  5. Step 5: Solve for x
    x = 350,874,030.64/26,406.36
  6. Step 6: Final answer
    x = 13,287.48

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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.