Home / 31,229.20-46,827.60-11,497.60

Finding the Fourth Proportional to 31,229.20, 46,827.60 and 11,497.60

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Solution

The fourth proportional to 31,229.20, 46,827.60 and 11,497.60 is: 17,240.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229.20 : 46,827.60 = 11,497.60 : x
  2. Step 2: Convert to fraction form
    31,229.20/46,827.60 = 11,497.60/x
  3. Step 3: Cross multiply
    31,229.20x = 46,827.60 × 11,497.60
  4. Step 4: Simplify right side
    31,229.20x = 538,405,013.76
  5. Step 5: Solve for x
    x = 538,405,013.76/31,229.20
  6. Step 6: Final answer
    x = 17,240.44

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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.