Home / 17,439.30-26,115.21-9,089.82

Finding the Fourth Proportional to 17,439.30, 26,115.21 and 9,089.82

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Solution

The fourth proportional to 17,439.30, 26,115.21 and 9,089.82 is: 13,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.30 : 26,115.21 = 9,089.82 : x
  2. Step 2: Convert to fraction form
    17,439.30/26,115.21 = 9,089.82/x
  3. Step 3: Cross multiply
    17,439.30x = 26,115.21 × 9,089.82
  4. Step 4: Simplify right side
    17,439.30x = 237,382,558.16
  5. Step 5: Solve for x
    x = 237,382,558.16/17,439.30
  6. Step 6: Final answer
    x = 13,611.93

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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.