Home / 36,348.96-54,530.75-12,974.79

Finding the Fourth Proportional to 36,348.96, 54,530.75 and 12,974.79

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Solution

The fourth proportional to 36,348.96, 54,530.75 and 12,974.79 is: 19,464.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.96 : 54,530.75 = 12,974.79 : x
  2. Step 2: Convert to fraction form
    36,348.96/54,530.75 = 12,974.79/x
  3. Step 3: Cross multiply
    36,348.96x = 54,530.75 × 12,974.79
  4. Step 4: Simplify right side
    36,348.96x = 707,525,029.79
  5. Step 5: Solve for x
    x = 707,525,029.79/36,348.96
  6. Step 6: Final answer
    x = 19,464.79

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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.