Home / 29,861.01-41,191.04-18,663.57

Finding the Fourth Proportional to 29,861.01, 41,191.04 and 18,663.57

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Solution

The fourth proportional to 29,861.01, 41,191.04 and 18,663.57 is: 25,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,861.01 : 41,191.04 = 18,663.57 : x
  2. Step 2: Convert to fraction form
    29,861.01/41,191.04 = 18,663.57/x
  3. Step 3: Cross multiply
    29,861.01x = 41,191.04 × 18,663.57
  4. Step 4: Simplify right side
    29,861.01x = 768,771,765.09
  5. Step 5: Solve for x
    x = 768,771,765.09/29,861.01
  6. Step 6: Final answer
    x = 25,745.00

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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.