Home / 29,576.14-40,806.23-18,947.26

Finding the Fourth Proportional to 29,576.14, 40,806.23 and 18,947.26

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Solution

The fourth proportional to 29,576.14, 40,806.23 and 18,947.26 is: 26,141.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,576.14 : 40,806.23 = 18,947.26 : x
  2. Step 2: Convert to fraction form
    29,576.14/40,806.23 = 18,947.26/x
  3. Step 3: Cross multiply
    29,576.14x = 40,806.23 × 18,947.26
  4. Step 4: Simplify right side
    29,576.14x = 773,166,249.43
  5. Step 5: Solve for x
    x = 773,166,249.43/29,576.14
  6. Step 6: Final answer
    x = 26,141.55

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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.