Home / 35,425.49-53,147.37-13,239.03

Finding the Fourth Proportional to 35,425.49, 53,147.37 and 13,239.03

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Solution

The fourth proportional to 35,425.49, 53,147.37 and 13,239.03 is: 19,861.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,425.49 : 53,147.37 = 13,239.03 : x
  2. Step 2: Convert to fraction form
    35,425.49/53,147.37 = 13,239.03/x
  3. Step 3: Cross multiply
    35,425.49x = 53,147.37 × 13,239.03
  4. Step 4: Simplify right side
    35,425.49x = 703,619,625.85
  5. Step 5: Solve for x
    x = 703,619,625.85/35,425.49
  6. Step 6: Final answer
    x = 19,861.96

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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.