Home / 16,541.80-24,828.90-8,231.20

Finding the Fourth Proportional to 16,541.80, 24,828.90 and 8,231.20

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Solution

The fourth proportional to 16,541.80, 24,828.90 and 8,231.20 is: 12,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,541.80 : 24,828.90 = 8,231.20 : x
  2. Step 2: Convert to fraction form
    16,541.80/24,828.90 = 8,231.20/x
  3. Step 3: Cross multiply
    16,541.80x = 24,828.90 × 8,231.20
  4. Step 4: Simplify right side
    16,541.80x = 204,371,641.68
  5. Step 5: Solve for x
    x = 204,371,641.68/16,541.80
  6. Step 6: Final answer
    x = 12,354.86

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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.