Home / 53,187.21-79,796.45-15,748.27

Finding the Fourth Proportional to 53,187.21, 79,796.45 and 15,748.27

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Solution

The fourth proportional to 53,187.21, 79,796.45 and 15,748.27 is: 23,627.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,187.21 : 79,796.45 = 15,748.27 : x
  2. Step 2: Convert to fraction form
    53,187.21/79,796.45 = 15,748.27/x
  3. Step 3: Cross multiply
    53,187.21x = 79,796.45 × 15,748.27
  4. Step 4: Simplify right side
    53,187.21x = 1,256,656,039.64
  5. Step 5: Solve for x
    x = 1,256,656,039.64/53,187.21
  6. Step 6: Final answer
    x = 23,627.03

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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.