Home / 16,385.02-24,578.03-12,823.85

Finding the Fourth Proportional to 16,385.02, 24,578.03 and 12,823.85

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Solution

The fourth proportional to 16,385.02, 24,578.03 and 12,823.85 is: 19,236.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,385.02 : 24,578.03 = 12,823.85 : x
  2. Step 2: Convert to fraction form
    16,385.02/24,578.03 = 12,823.85/x
  3. Step 3: Cross multiply
    16,385.02x = 24,578.03 × 12,823.85
  4. Step 4: Simplify right side
    16,385.02x = 315,185,063.52
  5. Step 5: Solve for x
    x = 315,185,063.52/16,385.02
  6. Step 6: Final answer
    x = 19,236.17

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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.