Home / 17,639.46-26,456.91-4,491.03

Finding the Fourth Proportional to 17,639.46, 26,456.91 and 4,491.03

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Solution

The fourth proportional to 17,639.46, 26,456.91 and 4,491.03 is: 6,735.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,639.46 : 26,456.91 = 4,491.03 : x
  2. Step 2: Convert to fraction form
    17,639.46/26,456.91 = 4,491.03/x
  3. Step 3: Cross multiply
    17,639.46x = 26,456.91 × 4,491.03
  4. Step 4: Simplify right side
    17,639.46x = 118,818,776.52
  5. Step 5: Solve for x
    x = 118,818,776.52/17,639.46
  6. Step 6: Final answer
    x = 6,735.96

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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.