Home / 16,488.40-24,732.84-5,395

Finding the Fourth Proportional to 16,488.40, 24,732.84 and 5,395

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Solution

The fourth proportional to 16,488.40, 24,732.84 and 5,395 is: 8,092.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.40 : 24,732.84 = 5,395 : x
  2. Step 2: Convert to fraction form
    16,488.40/24,732.84 = 5,395/x
  3. Step 3: Cross multiply
    16,488.40x = 24,732.84 × 5,395
  4. Step 4: Simplify right side
    16,488.40x = 133,433,671.80
  5. Step 5: Solve for x
    x = 133,433,671.80/16,488.40
  6. Step 6: Final answer
    x = 8,092.58

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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.