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Finding the Fourth Proportional to 15,992.16, 24,003.36 and 8,602.80

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Solution

The fourth proportional to 15,992.16, 24,003.36 and 8,602.80 is: 12,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.16 : 24,003.36 = 8,602.80 : x
  2. Step 2: Convert to fraction form
    15,992.16/24,003.36 = 8,602.80/x
  3. Step 3: Cross multiply
    15,992.16x = 24,003.36 × 8,602.80
  4. Step 4: Simplify right side
    15,992.16x = 206,496,105.41
  5. Step 5: Solve for x
    x = 206,496,105.41/15,992.16
  6. Step 6: Final answer
    x = 12,912.33

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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.