Home / 49,004.10-67,630.68-28,867.32

Finding the Fourth Proportional to 49,004.10, 67,630.68 and 28,867.32

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Solution

The fourth proportional to 49,004.10, 67,630.68 and 28,867.32 is: 39,839.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,004.10 : 67,630.68 = 28,867.32 : x
  2. Step 2: Convert to fraction form
    49,004.10/67,630.68 = 28,867.32/x
  3. Step 3: Cross multiply
    49,004.10x = 67,630.68 × 28,867.32
  4. Step 4: Simplify right side
    49,004.10x = 1,952,316,481.38
  5. Step 5: Solve for x
    x = 1,952,316,481.38/49,004.10
  6. Step 6: Final answer
    x = 39,839.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.