Home / 16,582.80-24,878.52-5,491.20

Finding the Fourth Proportional to 16,582.80, 24,878.52 and 5,491.20

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Solution

The fourth proportional to 16,582.80, 24,878.52 and 5,491.20 is: 8,238.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,582.80 : 24,878.52 = 5,491.20 : x
  2. Step 2: Convert to fraction form
    16,582.80/24,878.52 = 5,491.20/x
  3. Step 3: Cross multiply
    16,582.80x = 24,878.52 × 5,491.20
  4. Step 4: Simplify right side
    16,582.80x = 136,612,929.02
  5. Step 5: Solve for x
    x = 136,612,929.02/16,582.80
  6. Step 6: Final answer
    x = 8,238.23

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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.