Home / 26,836.88-40,257.32-7,115

Finding the Fourth Proportional to 26,836.88, 40,257.32 and 7,115

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Solution

The fourth proportional to 26,836.88, 40,257.32 and 7,115 is: 10,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,836.88 : 40,257.32 = 7,115 : x
  2. Step 2: Convert to fraction form
    26,836.88/40,257.32 = 7,115/x
  3. Step 3: Cross multiply
    26,836.88x = 40,257.32 × 7,115
  4. Step 4: Simplify right side
    26,836.88x = 286,430,831.80
  5. Step 5: Solve for x
    x = 286,430,831.80/26,836.88
  6. Step 6: Final answer
    x = 10,673.03

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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.