Home / 29,179.96-40,269.13-16,433.60

Finding the Fourth Proportional to 29,179.96, 40,269.13 and 16,433.60

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Solution

The fourth proportional to 29,179.96, 40,269.13 and 16,433.60 is: 22,678.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,179.96 : 40,269.13 = 16,433.60 : x
  2. Step 2: Convert to fraction form
    29,179.96/40,269.13 = 16,433.60/x
  3. Step 3: Cross multiply
    29,179.96x = 40,269.13 × 16,433.60
  4. Step 4: Simplify right side
    29,179.96x = 661,766,774.77
  5. Step 5: Solve for x
    x = 661,766,774.77/29,179.96
  6. Step 6: Final answer
    x = 22,678.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.