Home / 11,225.82-16,819.62-7,932.60

Finding the Fourth Proportional to 11,225.82, 16,819.62 and 7,932.60

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Solution

The fourth proportional to 11,225.82, 16,819.62 and 7,932.60 is: 11,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.82 : 16,819.62 = 7,932.60 : x
  2. Step 2: Convert to fraction form
    11,225.82/16,819.62 = 7,932.60/x
  3. Step 3: Cross multiply
    11,225.82x = 16,819.62 × 7,932.60
  4. Step 4: Simplify right side
    11,225.82x = 133,423,317.61
  5. Step 5: Solve for x
    x = 133,423,317.61/11,225.82
  6. Step 6: Final answer
    x = 11,885.40

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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.