Home / 17,619.44-26,430.12-4,471.88

Finding the Fourth Proportional to 17,619.44, 26,430.12 and 4,471.88

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Solution

The fourth proportional to 17,619.44, 26,430.12 and 4,471.88 is: 6,708.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.44 : 26,430.12 = 4,471.88 : x
  2. Step 2: Convert to fraction form
    17,619.44/26,430.12 = 4,471.88/x
  3. Step 3: Cross multiply
    17,619.44x = 26,430.12 × 4,471.88
  4. Step 4: Simplify right side
    17,619.44x = 118,192,325.03
  5. Step 5: Solve for x
    x = 118,192,325.03/17,619.44
  6. Step 6: Final answer
    x = 6,708.06

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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.