Home / 13,043.20-19,564.88-3,182.56

Finding the Fourth Proportional to 13,043.20, 19,564.88 and 3,182.56

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Solution

The fourth proportional to 13,043.20, 19,564.88 and 3,182.56 is: 4,773.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.20 : 19,564.88 = 3,182.56 : x
  2. Step 2: Convert to fraction form
    13,043.20/19,564.88 = 3,182.56/x
  3. Step 3: Cross multiply
    13,043.20x = 19,564.88 × 3,182.56
  4. Step 4: Simplify right side
    13,043.20x = 62,266,404.49
  5. Step 5: Solve for x
    x = 62,266,404.49/13,043.20
  6. Step 6: Final answer
    x = 4,773.86

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1.5x scale

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.