Home / 52,342.81-72,233.64-28,469.54

Finding the Fourth Proportional to 52,342.81, 72,233.64 and 28,469.54

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Solution

The fourth proportional to 52,342.81, 72,233.64 and 28,469.54 is: 39,288.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,342.81 : 72,233.64 = 28,469.54 : x
  2. Step 2: Convert to fraction form
    52,342.81/72,233.64 = 28,469.54/x
  3. Step 3: Cross multiply
    52,342.81x = 72,233.64 × 28,469.54
  4. Step 4: Simplify right side
    52,342.81x = 2,056,458,503.33
  5. Step 5: Solve for x
    x = 2,056,458,503.33/52,342.81
  6. Step 6: Final answer
    x = 39,288.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.