Home / 18,337.05-27,470.21-10,947.42

Finding the Fourth Proportional to 18,337.05, 27,470.21 and 10,947.42

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Solution

The fourth proportional to 18,337.05, 27,470.21 and 10,947.42 is: 16,400.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337.05 : 27,470.21 = 10,947.42 : x
  2. Step 2: Convert to fraction form
    18,337.05/27,470.21 = 10,947.42/x
  3. Step 3: Cross multiply
    18,337.05x = 27,470.21 × 10,947.42
  4. Step 4: Simplify right side
    18,337.05x = 300,727,871.62
  5. Step 5: Solve for x
    x = 300,727,871.62/18,337.05
  6. Step 6: Final answer
    x = 16,400.01

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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.