Home / 29,412.96-40,591.44-16,839.60

Finding the Fourth Proportional to 29,412.96, 40,591.44 and 16,839.60

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Solution

The fourth proportional to 29,412.96, 40,591.44 and 16,839.60 is: 23,239.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.96 : 40,591.44 = 16,839.60 : x
  2. Step 2: Convert to fraction form
    29,412.96/40,591.44 = 16,839.60/x
  3. Step 3: Cross multiply
    29,412.96x = 40,591.44 × 16,839.60
  4. Step 4: Simplify right side
    29,412.96x = 683,543,613.02
  5. Step 5: Solve for x
    x = 683,543,613.02/29,412.96
  6. Step 6: Final answer
    x = 23,239.54

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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.