Home / 35,829.76-53,766.24-12,472.60

Finding the Fourth Proportional to 35,829.76, 53,766.24 and 12,472.60

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Solution

The fourth proportional to 35,829.76, 53,766.24 and 12,472.60 is: 18,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,829.76 : 53,766.24 = 12,472.60 : x
  2. Step 2: Convert to fraction form
    35,829.76/53,766.24 = 12,472.60/x
  3. Step 3: Cross multiply
    35,829.76x = 53,766.24 × 12,472.60
  4. Step 4: Simplify right side
    35,829.76x = 670,604,805.02
  5. Step 5: Solve for x
    x = 670,604,805.02/35,829.76
  6. Step 6: Final answer
    x = 18,716.42

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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.