Home / 40,200.84-60,338.25-20,494.08

Finding the Fourth Proportional to 40,200.84, 60,338.25 and 20,494.08

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Solution

The fourth proportional to 40,200.84, 60,338.25 and 20,494.08 is: 30,759.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,200.84 : 60,338.25 = 20,494.08 : x
  2. Step 2: Convert to fraction form
    40,200.84/60,338.25 = 20,494.08/x
  3. Step 3: Cross multiply
    40,200.84x = 60,338.25 × 20,494.08
  4. Step 4: Simplify right side
    40,200.84x = 1,236,576,922.56
  5. Step 5: Solve for x
    x = 1,236,576,922.56/40,200.84
  6. Step 6: Final answer
    x = 30,759.98

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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.