Home / 52,788.26-72,847.89-28,914.98

Finding the Fourth Proportional to 52,788.26, 72,847.89 and 28,914.98

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Solution

The fourth proportional to 52,788.26, 72,847.89 and 28,914.98 is: 39,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,788.26 : 72,847.89 = 28,914.98 : x
  2. Step 2: Convert to fraction form
    52,788.26/72,847.89 = 28,914.98/x
  3. Step 3: Cross multiply
    52,788.26x = 72,847.89 × 28,914.98
  4. Step 4: Simplify right side
    52,788.26x = 2,106,395,282.39
  5. Step 5: Solve for x
    x = 2,106,395,282.39/52,788.26
  6. Step 6: Final answer
    x = 39,902.72

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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.