Home / 17,289.75-25,903.19-12,013.62

Finding the Fourth Proportional to 17,289.75, 25,903.19 and 12,013.62

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Solution

The fourth proportional to 17,289.75, 25,903.19 and 12,013.62 is: 17,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289.75 : 25,903.19 = 12,013.62 : x
  2. Step 2: Convert to fraction form
    17,289.75/25,903.19 = 12,013.62/x
  3. Step 3: Cross multiply
    17,289.75x = 25,903.19 × 12,013.62
  4. Step 4: Simplify right side
    17,289.75x = 311,191,014.34
  5. Step 5: Solve for x
    x = 311,191,014.34/17,289.75
  6. Step 6: Final answer
    x = 17,998.58

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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.