Home / 17,900.33-26,845-8,535.41

Finding the Fourth Proportional to 17,900.33, 26,845 and 8,535.41

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Solution

The fourth proportional to 17,900.33, 26,845 and 8,535.41 is: 12,800.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,900.33 : 26,845 = 8,535.41 : x
  2. Step 2: Convert to fraction form
    17,900.33/26,845 = 8,535.41/x
  3. Step 3: Cross multiply
    17,900.33x = 26,845 × 8,535.41
  4. Step 4: Simplify right side
    17,900.33x = 229,133,081.45
  5. Step 5: Solve for x
    x = 229,133,081.45/17,900.33
  6. Step 6: Final answer
    x = 12,800.49

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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.