Home / 16,908.62-23,333.13-9,354.56

Finding the Fourth Proportional to 16,908.62, 23,333.13 and 9,354.56

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Solution

The fourth proportional to 16,908.62, 23,333.13 and 9,354.56 is: 12,908.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,908.62 : 23,333.13 = 9,354.56 : x
  2. Step 2: Convert to fraction form
    16,908.62/23,333.13 = 9,354.56/x
  3. Step 3: Cross multiply
    16,908.62x = 23,333.13 × 9,354.56
  4. Step 4: Simplify right side
    16,908.62x = 218,271,047.91
  5. Step 5: Solve for x
    x = 218,271,047.91/16,908.62
  6. Step 6: Final answer
    x = 12,908.87

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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.