Home / 15,667.08-23,479.74-8,269.80

Finding the Fourth Proportional to 15,667.08, 23,479.74 and 8,269.80

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Solution

The fourth proportional to 15,667.08, 23,479.74 and 8,269.80 is: 12,393.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.08 : 23,479.74 = 8,269.80 : x
  2. Step 2: Convert to fraction form
    15,667.08/23,479.74 = 8,269.80/x
  3. Step 3: Cross multiply
    15,667.08x = 23,479.74 × 8,269.80
  4. Step 4: Simplify right side
    15,667.08x = 194,172,753.85
  5. Step 5: Solve for x
    x = 194,172,753.85/15,667.08
  6. Step 6: Final answer
    x = 12,393.68

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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.