Home / 38,530.12-57,797.18-12,236.92

Finding the Fourth Proportional to 38,530.12, 57,797.18 and 12,236.92

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Solution

The fourth proportional to 38,530.12, 57,797.18 and 12,236.92 is: 18,356.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,530.12 : 57,797.18 = 12,236.92 : x
  2. Step 2: Convert to fraction form
    38,530.12/57,797.18 = 12,236.92/x
  3. Step 3: Cross multiply
    38,530.12x = 57,797.18 × 12,236.92
  4. Step 4: Simplify right side
    38,530.12x = 707,259,467.89
  5. Step 5: Solve for x
    x = 707,259,467.89/38,530.12
  6. Step 6: Final answer
    x = 18,356.02

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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.