Home / 17,986.32-26,976.21-4,835.62

Finding the Fourth Proportional to 17,986.32, 26,976.21 and 4,835.62

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Solution

The fourth proportional to 17,986.32, 26,976.21 and 4,835.62 is: 7,252.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,986.32 : 26,976.21 = 4,835.62 : x
  2. Step 2: Convert to fraction form
    17,986.32/26,976.21 = 4,835.62/x
  3. Step 3: Cross multiply
    17,986.32x = 26,976.21 × 4,835.62
  4. Step 4: Simplify right side
    17,986.32x = 130,446,700.60
  5. Step 5: Solve for x
    x = 130,446,700.60/17,986.32
  6. Step 6: Final answer
    x = 7,252.55

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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.