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Finding the Fourth Proportional to 10,993.04, 16,472.26 and 8,500.32

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Solution

The fourth proportional to 10,993.04, 16,472.26 and 8,500.32 is: 12,737.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,993.04 : 16,472.26 = 8,500.32 : x
  2. Step 2: Convert to fraction form
    10,993.04/16,472.26 = 8,500.32/x
  3. Step 3: Cross multiply
    10,993.04x = 16,472.26 × 8,500.32
  4. Step 4: Simplify right side
    10,993.04x = 140,019,481.12
  5. Step 5: Solve for x
    x = 140,019,481.12/10,993.04
  6. Step 6: Final answer
    x = 12,737.10

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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.