Home / 35,770.05-53,633.75-13,584.96

Finding the Fourth Proportional to 35,770.05, 53,633.75 and 13,584.96

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Solution

The fourth proportional to 35,770.05, 53,633.75 and 13,584.96 is: 20,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,770.05 : 53,633.75 = 13,584.96 : x
  2. Step 2: Convert to fraction form
    35,770.05/53,633.75 = 13,584.96/x
  3. Step 3: Cross multiply
    35,770.05x = 53,633.75 × 13,584.96
  4. Step 4: Simplify right side
    35,770.05x = 728,612,280.48
  5. Step 5: Solve for x
    x = 728,612,280.48/35,770.05
  6. Step 6: Final answer
    x = 20,369.34

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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.