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Finding the Fourth Proportional to 15,998.76, 24,005.43 and 8,213.04

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Solution

The fourth proportional to 15,998.76, 24,005.43 and 8,213.04 is: 12,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,998.76 : 24,005.43 = 8,213.04 : x
  2. Step 2: Convert to fraction form
    15,998.76/24,005.43 = 8,213.04/x
  3. Step 3: Cross multiply
    15,998.76x = 24,005.43 × 8,213.04
  4. Step 4: Simplify right side
    15,998.76x = 197,157,556.81
  5. Step 5: Solve for x
    x = 197,157,556.81/15,998.76
  6. Step 6: Final answer
    x = 12,323.30

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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.