Home / 15,905.62-23,821.51-15,352.05

Finding the Fourth Proportional to 15,905.62, 23,821.51 and 15,352.05

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Solution

The fourth proportional to 15,905.62, 23,821.51 and 15,352.05 is: 22,992.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.62 : 23,821.51 = 15,352.05 : x
  2. Step 2: Convert to fraction form
    15,905.62/23,821.51 = 15,352.05/x
  3. Step 3: Cross multiply
    15,905.62x = 23,821.51 × 15,352.05
  4. Step 4: Simplify right side
    15,905.62x = 365,709,012.60
  5. Step 5: Solve for x
    x = 365,709,012.60/15,905.62
  6. Step 6: Final answer
    x = 22,992.44

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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.