Home / 36,426.56-54,647.10-11,472.90

Finding the Fourth Proportional to 36,426.56, 54,647.10 and 11,472.90

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Solution

The fourth proportional to 36,426.56, 54,647.10 and 11,472.90 is: 17,211.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,426.56 : 54,647.10 = 11,472.90 : x
  2. Step 2: Convert to fraction form
    36,426.56/54,647.10 = 11,472.90/x
  3. Step 3: Cross multiply
    36,426.56x = 54,647.10 × 11,472.90
  4. Step 4: Simplify right side
    36,426.56x = 626,960,713.59
  5. Step 5: Solve for x
    x = 626,960,713.59/36,426.56
  6. Step 6: Final answer
    x = 17,211.64

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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.