Home / 16,528.24-22,809.16-8,974.65

Finding the Fourth Proportional to 16,528.24, 22,809.16 and 8,974.65

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Solution

The fourth proportional to 16,528.24, 22,809.16 and 8,974.65 is: 12,385.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,528.24 : 22,809.16 = 8,974.65 : x
  2. Step 2: Convert to fraction form
    16,528.24/22,809.16 = 8,974.65/x
  3. Step 3: Cross multiply
    16,528.24x = 22,809.16 × 8,974.65
  4. Step 4: Simplify right side
    16,528.24x = 204,704,227.79
  5. Step 5: Solve for x
    x = 204,704,227.79/16,528.24
  6. Step 6: Final answer
    x = 12,385.12

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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.