Home / 49,682.12-68,571.06-28,475.60

Finding the Fourth Proportional to 49,682.12, 68,571.06 and 28,475.60

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Solution

The fourth proportional to 49,682.12, 68,571.06 and 28,475.60 is: 39,301.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,682.12 : 68,571.06 = 28,475.60 : x
  2. Step 2: Convert to fraction form
    49,682.12/68,571.06 = 28,475.60/x
  3. Step 3: Cross multiply
    49,682.12x = 68,571.06 × 28,475.60
  4. Step 4: Simplify right side
    49,682.12x = 1,952,602,076.14
  5. Step 5: Solve for x
    x = 1,952,602,076.14/49,682.12
  6. Step 6: Final answer
    x = 39,301.91

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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.