Home / 20,097.52-30,170.88-19,304.73

Finding the Fourth Proportional to 20,097.52, 30,170.88 and 19,304.73

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Solution

The fourth proportional to 20,097.52, 30,170.88 and 19,304.73 is: 28,980.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,097.52 : 30,170.88 = 19,304.73 : x
  2. Step 2: Convert to fraction form
    20,097.52/30,170.88 = 19,304.73/x
  3. Step 3: Cross multiply
    20,097.52x = 30,170.88 × 19,304.73
  4. Step 4: Simplify right side
    20,097.52x = 582,440,692.26
  5. Step 5: Solve for x
    x = 582,440,692.26/20,097.52
  6. Step 6: Final answer
    x = 28,980.73

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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.