Home / 48,051.05-72,076.58-12,512.27

Finding the Fourth Proportional to 48,051.05, 72,076.58 and 12,512.27

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Solution

The fourth proportional to 48,051.05, 72,076.58 and 12,512.27 is: 18,768.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,051.05 : 72,076.58 = 12,512.27 : x
  2. Step 2: Convert to fraction form
    48,051.05/72,076.58 = 12,512.27/x
  3. Step 3: Cross multiply
    48,051.05x = 72,076.58 × 12,512.27
  4. Step 4: Simplify right side
    48,051.05x = 901,841,629.64
  5. Step 5: Solve for x
    x = 901,841,629.64/48,051.05
  6. Step 6: Final answer
    x = 18,768.41

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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.