Home / 49,655.44-68,505.12-28,423.36

Finding the Fourth Proportional to 49,655.44, 68,505.12 and 28,423.36

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Solution

The fourth proportional to 49,655.44, 68,505.12 and 28,423.36 is: 39,213.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,655.44 : 68,505.12 = 28,423.36 : x
  2. Step 2: Convert to fraction form
    49,655.44/68,505.12 = 28,423.36/x
  3. Step 3: Cross multiply
    49,655.44x = 68,505.12 × 28,423.36
  4. Step 4: Simplify right side
    49,655.44x = 1,947,145,687.60
  5. Step 5: Solve for x
    x = 1,947,145,687.60/49,655.44
  6. Step 6: Final answer
    x = 39,213.14

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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.