Home / 52,771.27-72,824.31-28,898.41

Finding the Fourth Proportional to 52,771.27, 72,824.31 and 28,898.41

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Solution

The fourth proportional to 52,771.27, 72,824.31 and 28,898.41 is: 39,879.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,771.27 : 72,824.31 = 28,898.41 : x
  2. Step 2: Convert to fraction form
    52,771.27/72,824.31 = 28,898.41/x
  3. Step 3: Cross multiply
    52,771.27x = 72,824.31 × 28,898.41
  4. Step 4: Simplify right side
    52,771.27x = 2,104,506,768.35
  5. Step 5: Solve for x
    x = 2,104,506,768.35/52,771.27
  6. Step 6: Final answer
    x = 39,879.78

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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.