Home / 17,761.40-26,636.32-5,912.65

Finding the Fourth Proportional to 17,761.40, 26,636.32 and 5,912.65

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Solution

The fourth proportional to 17,761.40, 26,636.32 and 5,912.65 is: 8,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,761.40 : 26,636.32 = 5,912.65 : x
  2. Step 2: Convert to fraction form
    17,761.40/26,636.32 = 5,912.65/x
  3. Step 3: Cross multiply
    17,761.40x = 26,636.32 × 5,912.65
  4. Step 4: Simplify right side
    17,761.40x = 157,491,237.45
  5. Step 5: Solve for x
    x = 157,491,237.45/17,761.40
  6. Step 6: Final answer
    x = 8,867.05

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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.