Home / 31,230.20-46,829.10-11,498.60

Finding the Fourth Proportional to 31,230.20, 46,829.10 and 11,498.60

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Solution

The fourth proportional to 31,230.20, 46,829.10 and 11,498.60 is: 17,241.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.20 : 46,829.10 = 11,498.60 : x
  2. Step 2: Convert to fraction form
    31,230.20/46,829.10 = 11,498.60/x
  3. Step 3: Cross multiply
    31,230.20x = 46,829.10 × 11,498.60
  4. Step 4: Simplify right side
    31,230.20x = 538,469,089.26
  5. Step 5: Solve for x
    x = 538,469,089.26/31,230.20
  6. Step 6: Final answer
    x = 17,241.94

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1.5x scale

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.