Home / 29,849.53-41,181.76-18,507.30

Finding the Fourth Proportional to 29,849.53, 41,181.76 and 18,507.30

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Solution

The fourth proportional to 29,849.53, 41,181.76 and 18,507.30 is: 25,533.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,849.53 : 41,181.76 = 18,507.30 : x
  2. Step 2: Convert to fraction form
    29,849.53/41,181.76 = 18,507.30/x
  3. Step 3: Cross multiply
    29,849.53x = 41,181.76 × 18,507.30
  4. Step 4: Simplify right side
    29,849.53x = 762,163,186.85
  5. Step 5: Solve for x
    x = 762,163,186.85/29,849.53
  6. Step 6: Final answer
    x = 25,533.51

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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.