Home / 53,280.94-79,893.42-15,835.82

Finding the Fourth Proportional to 53,280.94, 79,893.42 and 15,835.82

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Solution

The fourth proportional to 53,280.94, 79,893.42 and 15,835.82 is: 23,745.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.94 : 79,893.42 = 15,835.82 : x
  2. Step 2: Convert to fraction form
    53,280.94/79,893.42 = 15,835.82/x
  3. Step 3: Cross multiply
    53,280.94x = 79,893.42 × 15,835.82
  4. Step 4: Simplify right side
    53,280.94x = 1,265,177,818.30
  5. Step 5: Solve for x
    x = 1,265,177,818.30/53,280.94
  6. Step 6: Final answer
    x = 23,745.41

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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.