Home / 28,396.24-42,564.24-13,573.84

Finding the Fourth Proportional to 28,396.24, 42,564.24 and 13,573.84

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Solution

The fourth proportional to 28,396.24, 42,564.24 and 13,573.84 is: 20,346.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,396.24 : 42,564.24 = 13,573.84 : x
  2. Step 2: Convert to fraction form
    28,396.24/42,564.24 = 13,573.84/x
  3. Step 3: Cross multiply
    28,396.24x = 42,564.24 × 13,573.84
  4. Step 4: Simplify right side
    28,396.24x = 577,760,183.48
  5. Step 5: Solve for x
    x = 577,760,183.48/28,396.24
  6. Step 6: Final answer
    x = 20,346.36

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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.