Home / 36,489.56-54,742.68-11,529.48

Finding the Fourth Proportional to 36,489.56, 54,742.68 and 11,529.48

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Solution

The fourth proportional to 36,489.56, 54,742.68 and 11,529.48 is: 17,296.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,489.56 : 54,742.68 = 11,529.48 : x
  2. Step 2: Convert to fraction form
    36,489.56/54,742.68 = 11,529.48/x
  3. Step 3: Cross multiply
    36,489.56x = 54,742.68 × 11,529.48
  4. Step 4: Simplify right side
    36,489.56x = 631,154,634.21
  5. Step 5: Solve for x
    x = 631,154,634.21/36,489.56
  6. Step 6: Final answer
    x = 17,296.86

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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.