Home / 16,976.62-23,427.70-9,423.04

Finding the Fourth Proportional to 16,976.62, 23,427.70 and 9,423.04

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Solution

The fourth proportional to 16,976.62, 23,427.70 and 9,423.04 is: 13,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,976.62 : 23,427.70 = 9,423.04 : x
  2. Step 2: Convert to fraction form
    16,976.62/23,427.70 = 9,423.04/x
  3. Step 3: Cross multiply
    16,976.62x = 23,427.70 × 9,423.04
  4. Step 4: Simplify right side
    16,976.62x = 220,760,154.21
  5. Step 5: Solve for x
    x = 220,760,154.21/16,976.62
  6. Step 6: Final answer
    x = 13,003.78

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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.