Home / 17,409.20-26,118.30-7,546.20

Finding the Fourth Proportional to 17,409.20, 26,118.30 and 7,546.20

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Solution

The fourth proportional to 17,409.20, 26,118.30 and 7,546.20 is: 11,321.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,409.20 : 26,118.30 = 7,546.20 : x
  2. Step 2: Convert to fraction form
    17,409.20/26,118.30 = 7,546.20/x
  3. Step 3: Cross multiply
    17,409.20x = 26,118.30 × 7,546.20
  4. Step 4: Simplify right side
    17,409.20x = 197,093,915.46
  5. Step 5: Solve for x
    x = 197,093,915.46/17,409.20
  6. Step 6: Final answer
    x = 11,321.25

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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.