Home / 36,359.48-54,539.21-11,399.65

Finding the Fourth Proportional to 36,359.48, 54,539.21 and 11,399.65

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Solution

The fourth proportional to 36,359.48, 54,539.21 and 11,399.65 is: 17,099.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,359.48 : 54,539.21 = 11,399.65 : x
  2. Step 2: Convert to fraction form
    36,359.48/54,539.21 = 11,399.65/x
  3. Step 3: Cross multiply
    36,359.48x = 54,539.21 × 11,399.65
  4. Step 4: Simplify right side
    36,359.48x = 621,728,013.13
  5. Step 5: Solve for x
    x = 621,728,013.13/36,359.48
  6. Step 6: Final answer
    x = 17,099.48

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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.