Home / 49,809.07-68,736.54-28,298.86

Finding the Fourth Proportional to 49,809.07, 68,736.54 and 28,298.86

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Solution

The fourth proportional to 49,809.07, 68,736.54 and 28,298.86 is: 39,052.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,809.07 : 68,736.54 = 28,298.86 : x
  2. Step 2: Convert to fraction form
    49,809.07/68,736.54 = 28,298.86/x
  3. Step 3: Cross multiply
    49,809.07x = 68,736.54 × 28,298.86
  4. Step 4: Simplify right side
    49,809.07x = 1,945,165,378.66
  5. Step 5: Solve for x
    x = 1,945,165,378.66/49,809.07
  6. Step 6: Final answer
    x = 39,052.43

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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.