Home / 16,823.67-25,235.52-5,136.90

Finding the Fourth Proportional to 16,823.67, 25,235.52 and 5,136.90

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Solution

The fourth proportional to 16,823.67, 25,235.52 and 5,136.90 is: 7,705.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.67 : 25,235.52 = 5,136.90 : x
  2. Step 2: Convert to fraction form
    16,823.67/25,235.52 = 5,136.90/x
  3. Step 3: Cross multiply
    16,823.67x = 25,235.52 × 5,136.90
  4. Step 4: Simplify right side
    16,823.67x = 129,632,342.69
  5. Step 5: Solve for x
    x = 129,632,342.69/16,823.67
  6. Step 6: Final answer
    x = 7,705.35

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Similar ratio
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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.