Home / 36,104.07-54,165.33-13,911.50

Finding the Fourth Proportional to 36,104.07, 54,165.33 and 13,911.50

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Solution

The fourth proportional to 36,104.07, 54,165.33 and 13,911.50 is: 20,870.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,104.07 : 54,165.33 = 13,911.50 : x
  2. Step 2: Convert to fraction form
    36,104.07/54,165.33 = 13,911.50/x
  3. Step 3: Cross multiply
    36,104.07x = 54,165.33 × 13,911.50
  4. Step 4: Simplify right side
    36,104.07x = 753,520,988.30
  5. Step 5: Solve for x
    x = 753,520,988.30/36,104.07
  6. Step 6: Final answer
    x = 20,870.80

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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.