Home / 11,634.60-17,423.10-9,330.60

Finding the Fourth Proportional to 11,634.60, 17,423.10 and 9,330.60

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Solution

The fourth proportional to 11,634.60, 17,423.10 and 9,330.60 is: 13,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.60 : 17,423.10 = 9,330.60 : x
  2. Step 2: Convert to fraction form
    11,634.60/17,423.10 = 9,330.60/x
  3. Step 3: Cross multiply
    11,634.60x = 17,423.10 × 9,330.60
  4. Step 4: Simplify right side
    11,634.60x = 162,567,976.86
  5. Step 5: Solve for x
    x = 162,567,976.86/11,634.60
  6. Step 6: Final answer
    x = 13,972.80

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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.