Home / 52,839.79-79,236.64-19,984.75

Finding the Fourth Proportional to 52,839.79, 79,236.64 and 19,984.75

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Solution

The fourth proportional to 52,839.79, 79,236.64 and 19,984.75 is: 29,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,839.79 : 79,236.64 = 19,984.75 : x
  2. Step 2: Convert to fraction form
    52,839.79/79,236.64 = 19,984.75/x
  3. Step 3: Cross multiply
    52,839.79x = 79,236.64 × 19,984.75
  4. Step 4: Simplify right side
    52,839.79x = 1,583,524,441.24
  5. Step 5: Solve for x
    x = 1,583,524,441.24/52,839.79
  6. Step 6: Final answer
    x = 29,968.41

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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.