Home / 29,811-41,139.18-17,236.56

Finding the Fourth Proportional to 29,811, 41,139.18 and 17,236.56

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Solution

The fourth proportional to 29,811, 41,139.18 and 17,236.56 is: 23,786.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,811 : 41,139.18 = 17,236.56 : x
  2. Step 2: Convert to fraction form
    29,811/41,139.18 = 17,236.56/x
  3. Step 3: Cross multiply
    29,811x = 41,139.18 × 17,236.56
  4. Step 4: Simplify right side
    29,811x = 709,097,944.42
  5. Step 5: Solve for x
    x = 709,097,944.42/29,811
  6. Step 6: Final answer
    x = 23,786.45

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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.