Home / 36,184.39-54,281.82-13,688.97

Finding the Fourth Proportional to 36,184.39, 54,281.82 and 13,688.97

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Solution

The fourth proportional to 36,184.39, 54,281.82 and 13,688.97 is: 20,535.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,184.39 : 54,281.82 = 13,688.97 : x
  2. Step 2: Convert to fraction form
    36,184.39/54,281.82 = 13,688.97/x
  3. Step 3: Cross multiply
    36,184.39x = 54,281.82 × 13,688.97
  4. Step 4: Simplify right side
    36,184.39x = 743,061,988.69
  5. Step 5: Solve for x
    x = 743,061,988.69/36,184.39
  6. Step 6: Final answer
    x = 20,535.43

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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.