Home / 36,157.90-54,242.13-11,199.88

Finding the Fourth Proportional to 36,157.90, 54,242.13 and 11,199.88

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Solution

The fourth proportional to 36,157.90, 54,242.13 and 11,199.88 is: 16,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,157.90 : 54,242.13 = 11,199.88 : x
  2. Step 2: Convert to fraction form
    36,157.90/54,242.13 = 11,199.88/x
  3. Step 3: Cross multiply
    36,157.90x = 54,242.13 × 11,199.88
  4. Step 4: Simplify right side
    36,157.90x = 607,505,346.94
  5. Step 5: Solve for x
    x = 607,505,346.94/36,157.90
  6. Step 6: Final answer
    x = 16,801.46

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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.