Home / 25,710.43-38,570.46-11,671.44

Finding the Fourth Proportional to 25,710.43, 38,570.46 and 11,671.44

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Solution

The fourth proportional to 25,710.43, 38,570.46 and 11,671.44 is: 17,509.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,710.43 : 38,570.46 = 11,671.44 : x
  2. Step 2: Convert to fraction form
    25,710.43/38,570.46 = 11,671.44/x
  3. Step 3: Cross multiply
    25,710.43x = 38,570.46 × 11,671.44
  4. Step 4: Simplify right side
    25,710.43x = 450,172,879.25
  5. Step 5: Solve for x
    x = 450,172,879.25/25,710.43
  6. Step 6: Final answer
    x = 17,509.35

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