Home / 16,491.36-24,743.96-7,126.56

Finding the Fourth Proportional to 16,491.36, 24,743.96 and 7,126.56

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Solution

The fourth proportional to 16,491.36, 24,743.96 and 7,126.56 is: 10,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,491.36 : 24,743.96 = 7,126.56 : x
  2. Step 2: Convert to fraction form
    16,491.36/24,743.96 = 7,126.56/x
  3. Step 3: Cross multiply
    16,491.36x = 24,743.96 × 7,126.56
  4. Step 4: Simplify right side
    16,491.36x = 176,339,315.58
  5. Step 5: Solve for x
    x = 176,339,315.58/16,491.36
  6. Step 6: Final answer
    x = 10,692.83

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1.5x scale

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.