Home / 48,938.28-73,405.08-20,844.69

Finding the Fourth Proportional to 48,938.28, 73,405.08 and 20,844.69

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Solution

The fourth proportional to 48,938.28, 73,405.08 and 20,844.69 is: 31,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.28 : 73,405.08 = 20,844.69 : x
  2. Step 2: Convert to fraction form
    48,938.28/73,405.08 = 20,844.69/x
  3. Step 3: Cross multiply
    48,938.28x = 73,405.08 × 20,844.69
  4. Step 4: Simplify right side
    48,938.28x = 1,530,106,137.03
  5. Step 5: Solve for x
    x = 1,530,106,137.03/48,938.28
  6. Step 6: Final answer
    x = 31,266.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.