Home / 18,455.90-27,670.44-7,359.26

Finding the Fourth Proportional to 18,455.90, 27,670.44 and 7,359.26

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Solution

The fourth proportional to 18,455.90, 27,670.44 and 7,359.26 is: 11,033.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,455.90 : 27,670.44 = 7,359.26 : x
  2. Step 2: Convert to fraction form
    18,455.90/27,670.44 = 7,359.26/x
  3. Step 3: Cross multiply
    18,455.90x = 27,670.44 × 7,359.26
  4. Step 4: Simplify right side
    18,455.90x = 203,633,962.27
  5. Step 5: Solve for x
    x = 203,633,962.27/18,455.90
  6. Step 6: Final answer
    x = 11,033.54

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1.5x scale

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.