Home / 34,579.26-47,719.83-20,248.02

Finding the Fourth Proportional to 34,579.26, 47,719.83 and 20,248.02

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Solution

The fourth proportional to 34,579.26, 47,719.83 and 20,248.02 is: 27,942.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,579.26 : 47,719.83 = 20,248.02 : x
  2. Step 2: Convert to fraction form
    34,579.26/47,719.83 = 20,248.02/x
  3. Step 3: Cross multiply
    34,579.26x = 47,719.83 × 20,248.02
  4. Step 4: Simplify right side
    34,579.26x = 966,232,072.24
  5. Step 5: Solve for x
    x = 966,232,072.24/34,579.26
  6. Step 6: Final answer
    x = 27,942.53

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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.