Home / 52,766.24-72,814.20-28,893.20

Finding the Fourth Proportional to 52,766.24, 72,814.20 and 28,893.20

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Solution

The fourth proportional to 52,766.24, 72,814.20 and 28,893.20 is: 39,870.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,766.24 : 72,814.20 = 28,893.20 : x
  2. Step 2: Convert to fraction form
    52,766.24/72,814.20 = 28,893.20/x
  3. Step 3: Cross multiply
    52,766.24x = 72,814.20 × 28,893.20
  4. Step 4: Simplify right side
    52,766.24x = 2,103,835,243.44
  5. Step 5: Solve for x
    x = 2,103,835,243.44/52,766.24
  6. Step 6: Final answer
    x = 39,870.86

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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.