Home / 17,619.06-26,427.24-6,520.53

Finding the Fourth Proportional to 17,619.06, 26,427.24 and 6,520.53

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Solution

The fourth proportional to 17,619.06, 26,427.24 and 6,520.53 is: 9,780.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.06 : 26,427.24 = 6,520.53 : x
  2. Step 2: Convert to fraction form
    17,619.06/26,427.24 = 6,520.53/x
  3. Step 3: Cross multiply
    17,619.06x = 26,427.24 × 6,520.53
  4. Step 4: Simplify right side
    17,619.06x = 172,319,611.24
  5. Step 5: Solve for x
    x = 172,319,611.24/17,619.06
  6. Step 6: Final answer
    x = 9,780.30

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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.