Home / 35,285.20-52,884.60-15,542.80

Finding the Fourth Proportional to 35,285.20, 52,884.60 and 15,542.80

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Solution

The fourth proportional to 35,285.20, 52,884.60 and 15,542.80 is: 23,295.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,285.20 : 52,884.60 = 15,542.80 : x
  2. Step 2: Convert to fraction form
    35,285.20/52,884.60 = 15,542.80/x
  3. Step 3: Cross multiply
    35,285.20x = 52,884.60 × 15,542.80
  4. Step 4: Simplify right side
    35,285.20x = 821,974,760.88
  5. Step 5: Solve for x
    x = 821,974,760.88/35,285.20
  6. Step 6: Final answer
    x = 23,295.17

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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.