Home / 17,969.11-26,944.72-10,475.20

Finding the Fourth Proportional to 17,969.11, 26,944.72 and 10,475.20

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Solution

The fourth proportional to 17,969.11, 26,944.72 and 10,475.20 is: 15,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,969.11 : 26,944.72 = 10,475.20 : x
  2. Step 2: Convert to fraction form
    17,969.11/26,944.72 = 10,475.20/x
  3. Step 3: Cross multiply
    17,969.11x = 26,944.72 × 10,475.20
  4. Step 4: Simplify right side
    17,969.11x = 282,251,338.44
  5. Step 5: Solve for x
    x = 282,251,338.44/17,969.11
  6. Step 6: Final answer
    x = 15,707.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.