Home / 16,120.75-24,176.44-6,760.51

Finding the Fourth Proportional to 16,120.75, 24,176.44 and 6,760.51

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Solution

The fourth proportional to 16,120.75, 24,176.44 and 6,760.51 is: 10,138.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,120.75 : 24,176.44 = 6,760.51 : x
  2. Step 2: Convert to fraction form
    16,120.75/24,176.44 = 6,760.51/x
  3. Step 3: Cross multiply
    16,120.75x = 24,176.44 × 6,760.51
  4. Step 4: Simplify right side
    16,120.75x = 163,445,064.38
  5. Step 5: Solve for x
    x = 163,445,064.38/16,120.75
  6. Step 6: Final answer
    x = 10,138.80

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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.