Home / 36,149.58-54,219.24-13,973.40

Finding the Fourth Proportional to 36,149.58, 54,219.24 and 13,973.40

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Solution

The fourth proportional to 36,149.58, 54,219.24 and 13,973.40 is: 20,958.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,149.58 : 54,219.24 = 13,973.40 : x
  2. Step 2: Convert to fraction form
    36,149.58/54,219.24 = 13,973.40/x
  3. Step 3: Cross multiply
    36,149.58x = 54,219.24 × 13,973.40
  4. Step 4: Simplify right side
    36,149.58x = 757,627,128.22
  5. Step 5: Solve for x
    x = 757,627,128.22/36,149.58
  6. Step 6: Final answer
    x = 20,958.12

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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.