Home / 18,346.23-27,522.72-7,816.23

Finding the Fourth Proportional to 18,346.23, 27,522.72 and 7,816.23

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Solution

The fourth proportional to 18,346.23, 27,522.72 and 7,816.23 is: 11,725.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346.23 : 27,522.72 = 7,816.23 : x
  2. Step 2: Convert to fraction form
    18,346.23/27,522.72 = 7,816.23/x
  3. Step 3: Cross multiply
    18,346.23x = 27,522.72 × 7,816.23
  4. Step 4: Simplify right side
    18,346.23x = 215,123,909.75
  5. Step 5: Solve for x
    x = 215,123,909.75/18,346.23
  6. Step 6: Final answer
    x = 11,725.78

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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.