Home / 49,262.88-67,983.12-28,042.32

Finding the Fourth Proportional to 49,262.88, 67,983.12 and 28,042.32

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Solution

The fourth proportional to 49,262.88, 67,983.12 and 28,042.32 is: 38,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,262.88 : 67,983.12 = 28,042.32 : x
  2. Step 2: Convert to fraction form
    49,262.88/67,983.12 = 28,042.32/x
  3. Step 3: Cross multiply
    49,262.88x = 67,983.12 × 28,042.32
  4. Step 4: Simplify right side
    49,262.88x = 1,906,404,405.64
  5. Step 5: Solve for x
    x = 1,906,404,405.64/49,262.88
  6. Step 6: Final answer
    x = 38,698.60

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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.