Home / 16,514.18-24,771.28-7,146.54

Finding the Fourth Proportional to 16,514.18, 24,771.28 and 7,146.54

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Solution

The fourth proportional to 16,514.18, 24,771.28 and 7,146.54 is: 10,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,514.18 : 24,771.28 = 7,146.54 : x
  2. Step 2: Convert to fraction form
    16,514.18/24,771.28 = 7,146.54/x
  3. Step 3: Cross multiply
    16,514.18x = 24,771.28 × 7,146.54
  4. Step 4: Simplify right side
    16,514.18x = 177,028,943.37
  5. Step 5: Solve for x
    x = 177,028,943.37/16,514.18
  6. Step 6: Final answer
    x = 10,719.81

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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.