Home / 16,854.35-25,281.68-7,491.83

Finding the Fourth Proportional to 16,854.35, 25,281.68 and 7,491.83

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Solution

The fourth proportional to 16,854.35, 25,281.68 and 7,491.83 is: 11,237.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,854.35 : 25,281.68 = 7,491.83 : x
  2. Step 2: Convert to fraction form
    16,854.35/25,281.68 = 7,491.83/x
  3. Step 3: Cross multiply
    16,854.35x = 25,281.68 × 7,491.83
  4. Step 4: Simplify right side
    16,854.35x = 189,405,884.81
  5. Step 5: Solve for x
    x = 189,405,884.81/16,854.35
  6. Step 6: Final answer
    x = 11,237.81

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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.