Home / 13,202.01-19,787.19-9,231.60

Finding the Fourth Proportional to 13,202.01, 19,787.19 and 9,231.60

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Solution

The fourth proportional to 13,202.01, 19,787.19 and 9,231.60 is: 13,836.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,202.01 : 19,787.19 = 9,231.60 : x
  2. Step 2: Convert to fraction form
    13,202.01/19,787.19 = 9,231.60/x
  3. Step 3: Cross multiply
    13,202.01x = 19,787.19 × 9,231.60
  4. Step 4: Simplify right side
    13,202.01x = 182,667,423.20
  5. Step 5: Solve for x
    x = 182,667,423.20/13,202.01
  6. Step 6: Final answer
    x = 13,836.33

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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.