Home / 31,625.02-47,371.92-18,437.41

Finding the Fourth Proportional to 31,625.02, 47,371.92 and 18,437.41

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Solution

The fourth proportional to 31,625.02, 47,371.92 and 18,437.41 is: 27,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,625.02 : 47,371.92 = 18,437.41 : x
  2. Step 2: Convert to fraction form
    31,625.02/47,371.92 = 18,437.41/x
  3. Step 3: Cross multiply
    31,625.02x = 47,371.92 × 18,437.41
  4. Step 4: Simplify right side
    31,625.02x = 873,415,511.53
  5. Step 5: Solve for x
    x = 873,415,511.53/31,625.02
  6. Step 6: Final answer
    x = 27,617.86

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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.