Home / 36,130.51-54,201.39-21,350.08

Finding the Fourth Proportional to 36,130.51, 54,201.39 and 21,350.08

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Solution

The fourth proportional to 36,130.51, 54,201.39 and 21,350.08 is: 32,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,130.51 : 54,201.39 = 21,350.08 : x
  2. Step 2: Convert to fraction form
    36,130.51/54,201.39 = 21,350.08/x
  3. Step 3: Cross multiply
    36,130.51x = 54,201.39 × 21,350.08
  4. Step 4: Simplify right side
    36,130.51x = 1,157,204,012.61
  5. Step 5: Solve for x
    x = 1,157,204,012.61/36,130.51
  6. Step 6: Final answer
    x = 32,028.44

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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.