Home / 16,528.54-22,809.24-8,974.72

Finding the Fourth Proportional to 16,528.54, 22,809.24 and 8,974.72

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Solution

The fourth proportional to 16,528.54, 22,809.24 and 8,974.72 is: 12,385.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528.54 : 22,809.24 = 8,974.72 : x
  2. Step 2: Convert to fraction form
    16,528.54/22,809.24 = 8,974.72/x
  3. Step 3: Cross multiply
    16,528.54x = 22,809.24 × 8,974.72
  4. Step 4: Simplify right side
    16,528.54x = 204,706,542.41
  5. Step 5: Solve for x
    x = 204,706,542.41/16,528.54
  6. Step 6: Final answer
    x = 12,385.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.