Home / 16,528.20-24,771.24-7,743.76

Finding the Fourth Proportional to 16,528.20, 24,771.24 and 7,743.76

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Solution

The fourth proportional to 16,528.20, 24,771.24 and 7,743.76 is: 11,605.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528.20 : 24,771.24 = 7,743.76 : x
  2. Step 2: Convert to fraction form
    16,528.20/24,771.24 = 7,743.76/x
  3. Step 3: Cross multiply
    16,528.20x = 24,771.24 × 7,743.76
  4. Step 4: Simplify right side
    16,528.20x = 191,822,537.46
  5. Step 5: Solve for x
    x = 191,822,537.46/16,528.20
  6. Step 6: Final answer
    x = 11,605.77

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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.