Home / 49,602.06-68,462.64-28,393.56

Finding the Fourth Proportional to 49,602.06, 68,462.64 and 28,393.56

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Solution

The fourth proportional to 49,602.06, 68,462.64 and 28,393.56 is: 39,189.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,602.06 : 68,462.64 = 28,393.56 : x
  2. Step 2: Convert to fraction form
    49,602.06/68,462.64 = 28,393.56/x
  3. Step 3: Cross multiply
    49,602.06x = 68,462.64 × 28,393.56
  4. Step 4: Simplify right side
    49,602.06x = 1,943,898,076.60
  5. Step 5: Solve for x
    x = 1,943,898,076.60/49,602.06
  6. Step 6: Final answer
    x = 39,189.87

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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.