Home / 36,857.51-55,205.22-30,459.88

Finding the Fourth Proportional to 36,857.51, 55,205.22 and 30,459.88

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Solution

The fourth proportional to 36,857.51, 55,205.22 and 30,459.88 is: 45,622.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,857.51 : 55,205.22 = 30,459.88 : x
  2. Step 2: Convert to fraction form
    36,857.51/55,205.22 = 30,459.88/x
  3. Step 3: Cross multiply
    36,857.51x = 55,205.22 × 30,459.88
  4. Step 4: Simplify right side
    36,857.51x = 1,681,544,241.24
  5. Step 5: Solve for x
    x = 1,681,544,241.24/36,857.51
  6. Step 6: Final answer
    x = 45,622.84

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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.