Home / 14,766.99-20,378.14-8,052.65

Finding the Fourth Proportional to 14,766.99, 20,378.14 and 8,052.65

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Solution

The fourth proportional to 14,766.99, 20,378.14 and 8,052.65 is: 11,112.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,766.99 : 20,378.14 = 8,052.65 : x
  2. Step 2: Convert to fraction form
    14,766.99/20,378.14 = 8,052.65/x
  3. Step 3: Cross multiply
    14,766.99x = 20,378.14 × 8,052.65
  4. Step 4: Simplify right side
    14,766.99x = 164,098,029.07
  5. Step 5: Solve for x
    x = 164,098,029.07/14,766.99
  6. Step 6: Final answer
    x = 11,112.49

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.