Home / 36,035.28-54,072.36-13,863.96

Finding the Fourth Proportional to 36,035.28, 54,072.36 and 13,863.96

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Solution

The fourth proportional to 36,035.28, 54,072.36 and 13,863.96 is: 20,803.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,035.28 : 54,072.36 = 13,863.96 : x
  2. Step 2: Convert to fraction form
    36,035.28/54,072.36 = 13,863.96/x
  3. Step 3: Cross multiply
    36,035.28x = 54,072.36 × 13,863.96
  4. Step 4: Simplify right side
    36,035.28x = 749,657,036.15
  5. Step 5: Solve for x
    x = 749,657,036.15/36,035.28
  6. Step 6: Final answer
    x = 20,803.42

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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.