Home / 38,609.88-57,877.83-12,297.57

Finding the Fourth Proportional to 38,609.88, 57,877.83 and 12,297.57

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Solution

The fourth proportional to 38,609.88, 57,877.83 and 12,297.57 is: 18,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,609.88 : 57,877.83 = 12,297.57 : x
  2. Step 2: Convert to fraction form
    38,609.88/57,877.83 = 12,297.57/x
  3. Step 3: Cross multiply
    38,609.88x = 57,877.83 × 12,297.57
  4. Step 4: Simplify right side
    38,609.88x = 711,756,665.87
  5. Step 5: Solve for x
    x = 711,756,665.87/38,609.88
  6. Step 6: Final answer
    x = 18,434.57

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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.