Home / 29,709.96-40,995.84-17,768.94

Finding the Fourth Proportional to 29,709.96, 40,995.84 and 17,768.94

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Solution

The fourth proportional to 29,709.96, 40,995.84 and 17,768.94 is: 24,518.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,709.96 : 40,995.84 = 17,768.94 : x
  2. Step 2: Convert to fraction form
    29,709.96/40,995.84 = 17,768.94/x
  3. Step 3: Cross multiply
    29,709.96x = 40,995.84 × 17,768.94
  4. Step 4: Simplify right side
    29,709.96x = 728,452,621.21
  5. Step 5: Solve for x
    x = 728,452,621.21/29,709.96
  6. Step 6: Final answer
    x = 24,518.80

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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.