Home / 12,319.02-18,494.96-10,481.94

Finding the Fourth Proportional to 12,319.02, 18,494.96 and 10,481.94

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Solution

The fourth proportional to 12,319.02, 18,494.96 and 10,481.94 is: 15,736.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,319.02 : 18,494.96 = 10,481.94 : x
  2. Step 2: Convert to fraction form
    12,319.02/18,494.96 = 10,481.94/x
  3. Step 3: Cross multiply
    12,319.02x = 18,494.96 × 10,481.94
  4. Step 4: Simplify right side
    12,319.02x = 193,863,008.61
  5. Step 5: Solve for x
    x = 193,863,008.61/12,319.02
  6. Step 6: Final answer
    x = 15,736.89

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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.