Home / 36,428.72-54,615.06-32,719.59

Finding the Fourth Proportional to 36,428.72, 54,615.06 and 32,719.59

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Solution

The fourth proportional to 36,428.72, 54,615.06 and 32,719.59 is: 49,054.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.72 : 54,615.06 = 32,719.59 : x
  2. Step 2: Convert to fraction form
    36,428.72/54,615.06 = 32,719.59/x
  3. Step 3: Cross multiply
    36,428.72x = 54,615.06 × 32,719.59
  4. Step 4: Simplify right side
    36,428.72x = 1,786,982,371.03
  5. Step 5: Solve for x
    x = 1,786,982,371.03/36,428.72
  6. Step 6: Final answer
    x = 49,054.22

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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.