Home / 12,823.26-19,234.89-10,242.60

Finding the Fourth Proportional to 12,823.26, 19,234.89 and 10,242.60

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Solution

The fourth proportional to 12,823.26, 19,234.89 and 10,242.60 is: 15,363.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,823.26 : 19,234.89 = 10,242.60 : x
  2. Step 2: Convert to fraction form
    12,823.26/19,234.89 = 10,242.60/x
  3. Step 3: Cross multiply
    12,823.26x = 19,234.89 × 10,242.60
  4. Step 4: Simplify right side
    12,823.26x = 197,015,284.31
  5. Step 5: Solve for x
    x = 197,015,284.31/12,823.26
  6. Step 6: Final answer
    x = 15,363.90

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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.