Home / 52,735.20-79,056.88-21,550.56

Finding the Fourth Proportional to 52,735.20, 79,056.88 and 21,550.56

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Solution

The fourth proportional to 52,735.20, 79,056.88 and 21,550.56 is: 32,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.20 : 79,056.88 = 21,550.56 : x
  2. Step 2: Convert to fraction form
    52,735.20/79,056.88 = 21,550.56/x
  3. Step 3: Cross multiply
    52,735.20x = 79,056.88 × 21,550.56
  4. Step 4: Simplify right side
    52,735.20x = 1,703,720,035.85
  5. Step 5: Solve for x
    x = 1,703,720,035.85/52,735.20
  6. Step 6: Final answer
    x = 32,307.07

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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.