Home / 19,266.57-28,709.37-17,304.30

Finding the Fourth Proportional to 19,266.57, 28,709.37 and 17,304.30

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Solution

The fourth proportional to 19,266.57, 28,709.37 and 17,304.30 is: 25,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,266.57 : 28,709.37 = 17,304.30 : x
  2. Step 2: Convert to fraction form
    19,266.57/28,709.37 = 17,304.30/x
  3. Step 3: Cross multiply
    19,266.57x = 28,709.37 × 17,304.30
  4. Step 4: Simplify right side
    19,266.57x = 496,795,551.29
  5. Step 5: Solve for x
    x = 496,795,551.29/19,266.57
  6. Step 6: Final answer
    x = 25,785.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.