Home / 16,279.76-24,391.79-8,889.42

Finding the Fourth Proportional to 16,279.76, 24,391.79 and 8,889.42

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Solution

The fourth proportional to 16,279.76, 24,391.79 and 8,889.42 is: 13,318.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,279.76 : 24,391.79 = 8,889.42 : x
  2. Step 2: Convert to fraction form
    16,279.76/24,391.79 = 8,889.42/x
  3. Step 3: Cross multiply
    16,279.76x = 24,391.79 × 8,889.42
  4. Step 4: Simplify right side
    16,279.76x = 216,828,821.41
  5. Step 5: Solve for x
    x = 216,828,821.41/16,279.76
  6. Step 6: Final answer
    x = 13,318.92

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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.