Home / 52,788.23-72,847.76-28,914.96

Finding the Fourth Proportional to 52,788.23, 72,847.76 and 28,914.96

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Solution

The fourth proportional to 52,788.23, 72,847.76 and 28,914.96 is: 39,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,788.23 : 72,847.76 = 28,914.96 : x
  2. Step 2: Convert to fraction form
    52,788.23/72,847.76 = 28,914.96/x
  3. Step 3: Cross multiply
    52,788.23x = 72,847.76 × 28,914.96
  4. Step 4: Simplify right side
    52,788.23x = 2,106,389,921.91
  5. Step 5: Solve for x
    x = 2,106,389,921.91/52,788.23
  6. Step 6: Final answer
    x = 39,902.65

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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.