Home / 16,110.80-24,167.40-5,721.20

Finding the Fourth Proportional to 16,110.80, 24,167.40 and 5,721.20

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Solution

The fourth proportional to 16,110.80, 24,167.40 and 5,721.20 is: 8,582.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,110.80 : 24,167.40 = 5,721.20 : x
  2. Step 2: Convert to fraction form
    16,110.80/24,167.40 = 5,721.20/x
  3. Step 3: Cross multiply
    16,110.80x = 24,167.40 × 5,721.20
  4. Step 4: Simplify right side
    16,110.80x = 138,266,528.88
  5. Step 5: Solve for x
    x = 138,266,528.88/16,110.80
  6. Step 6: Final answer
    x = 8,582.23

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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.