Home / 11,932.70-17,862.60-9,308.30

Finding the Fourth Proportional to 11,932.70, 17,862.60 and 9,308.30

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Solution

The fourth proportional to 11,932.70, 17,862.60 and 9,308.30 is: 13,934.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.70 : 17,862.60 = 9,308.30 : x
  2. Step 2: Convert to fraction form
    11,932.70/17,862.60 = 9,308.30/x
  3. Step 3: Cross multiply
    11,932.70x = 17,862.60 × 9,308.30
  4. Step 4: Simplify right side
    11,932.70x = 166,270,439.58
  5. Step 5: Solve for x
    x = 166,270,439.58/11,932.70
  6. Step 6: Final answer
    x = 13,934.02

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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.