Home / 69,770.28-104,654.52-17,180.22

Finding the Fourth Proportional to 69,770.28, 104,654.52 and 17,180.22

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Solution

The fourth proportional to 69,770.28, 104,654.52 and 17,180.22 is: 25,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,770.28 : 104,654.52 = 17,180.22 : x
  2. Step 2: Convert to fraction form
    69,770.28/104,654.52 = 17,180.22/x
  3. Step 3: Cross multiply
    69,770.28x = 104,654.52 × 17,180.22
  4. Step 4: Simplify right side
    69,770.28x = 1,797,987,677.59
  5. Step 5: Solve for x
    x = 1,797,987,677.59/69,770.28
  6. Step 6: Final answer
    x = 25,770.11

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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.