Home / 29,982.24-45,001.20-15,201.60

Finding the Fourth Proportional to 29,982.24, 45,001.20 and 15,201.60

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Solution

The fourth proportional to 29,982.24, 45,001.20 and 15,201.60 is: 22,816.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,982.24 : 45,001.20 = 15,201.60 : x
  2. Step 2: Convert to fraction form
    29,982.24/45,001.20 = 15,201.60/x
  3. Step 3: Cross multiply
    29,982.24x = 45,001.20 × 15,201.60
  4. Step 4: Simplify right side
    29,982.24x = 684,090,241.92
  5. Step 5: Solve for x
    x = 684,090,241.92/29,982.24
  6. Step 6: Final answer
    x = 22,816.52

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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.