Home / 36,519.84-54,755.04-14,319.36

Finding the Fourth Proportional to 36,519.84, 54,755.04 and 14,319.36

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Solution

The fourth proportional to 36,519.84, 54,755.04 and 14,319.36 is: 21,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,519.84 : 54,755.04 = 14,319.36 : x
  2. Step 2: Convert to fraction form
    36,519.84/54,755.04 = 14,319.36/x
  3. Step 3: Cross multiply
    36,519.84x = 54,755.04 × 14,319.36
  4. Step 4: Simplify right side
    36,519.84x = 784,057,129.57
  5. Step 5: Solve for x
    x = 784,057,129.57/36,519.84
  6. Step 6: Final answer
    x = 21,469.35

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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.