Home / 16,247.20-24,370.80-10,998.40

Finding the Fourth Proportional to 16,247.20, 24,370.80 and 10,998.40

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Solution

The fourth proportional to 16,247.20, 24,370.80 and 10,998.40 is: 16,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.20 : 24,370.80 = 10,998.40 : x
  2. Step 2: Convert to fraction form
    16,247.20/24,370.80 = 10,998.40/x
  3. Step 3: Cross multiply
    16,247.20x = 24,370.80 × 10,998.40
  4. Step 4: Simplify right side
    16,247.20x = 268,039,806.72
  5. Step 5: Solve for x
    x = 268,039,806.72/16,247.20
  6. Step 6: Final answer
    x = 16,497.60

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Similar ratio
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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.