Home / 59,913.21-89,872.11-15,538.80

Finding the Fourth Proportional to 59,913.21, 89,872.11 and 15,538.80

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Solution

The fourth proportional to 59,913.21, 89,872.11 and 15,538.80 is: 23,308.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,913.21 : 89,872.11 = 15,538.80 : x
  2. Step 2: Convert to fraction form
    59,913.21/89,872.11 = 15,538.80/x
  3. Step 3: Cross multiply
    59,913.21x = 89,872.11 × 15,538.80
  4. Step 4: Simplify right side
    59,913.21x = 1,396,504,742.87
  5. Step 5: Solve for x
    x = 1,396,504,742.87/59,913.21
  6. Step 6: Final answer
    x = 23,308.80

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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.