Home / 17,619.80-26,429.56-4,471.98

Finding the Fourth Proportional to 17,619.80, 26,429.56 and 4,471.98

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Solution

The fourth proportional to 17,619.80, 26,429.56 and 4,471.98 is: 6,707.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,619.80 : 26,429.56 = 4,471.98 : x
  2. Step 2: Convert to fraction form
    17,619.80/26,429.56 = 4,471.98/x
  3. Step 3: Cross multiply
    17,619.80x = 26,429.56 × 4,471.98
  4. Step 4: Simplify right side
    17,619.80x = 118,192,463.73
  5. Step 5: Solve for x
    x = 118,192,463.73/17,619.80
  6. Step 6: Final answer
    x = 6,707.93

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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.