Home / 40,451.20-60,654.83-18,238.57

Finding the Fourth Proportional to 40,451.20, 60,654.83 and 18,238.57

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Solution

The fourth proportional to 40,451.20, 60,654.83 and 18,238.57 is: 27,347.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,451.20 : 60,654.83 = 18,238.57 : x
  2. Step 2: Convert to fraction form
    40,451.20/60,654.83 = 18,238.57/x
  3. Step 3: Cross multiply
    40,451.20x = 60,654.83 × 18,238.57
  4. Step 4: Simplify right side
    40,451.20x = 1,106,257,119.96
  5. Step 5: Solve for x
    x = 1,106,257,119.96/40,451.20
  6. Step 6: Final answer
    x = 27,347.94

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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.